1 00:00:00,000 --> 00:00:10,467 ) 2 00:00:10,501 --> 00:00:11,234 JOAN CARTAN-HANSEN: HI, I'M JOAN 3 00:00:11,234 --> 00:00:12,100 CARTAN-HANSEN. 4 00:00:12,100 --> 00:00:13,267 AND WELCOME TO SCIENCE TREK: THE 5 00:00:13,267 --> 00:00:14,167 WEB SHOW . 6 00:00:14,167 --> 00:00:15,234 AND WELCOME TO THE IDAHO MUSEUM 7 00:00:15,234 --> 00:00:16,367 OF NATURAL HISTORY ON THE IDAHO 8 00:00:16,367 --> 00:00:18,167 STATE UNIVERSITY CAMPUS. 9 00:00:18,167 --> 00:00:19,200 AND JOINING US TODAY TO ANSWER 10 00:00:19,200 --> 00:00:20,467 YOUR QUESTIONS ABOUT IDAHO 11 00:00:20,467 --> 00:00:22,334 ECOSYSTEMS ARE ROSEMARY SMITH 12 00:00:22,334 --> 00:00:24,701 AND LEIF TAPANILA. 13 00:00:24,701 --> 00:00:25,667 THANK YOU BOTH FOR JOINING US. 14 00:00:25,667 --> 00:00:26,667 ROSEMARY SMITH: YOU'RE WELCOME. 15 00:00:26,667 --> 00:00:27,801 LEIF TAPANILA: THANKS FOR HAVING 16 00:00:27,801 --> 00:00:29,200 US. 17 00:00:29,200 --> 00:00:30,033 CARTAN-HANSEN: OKAY, LET'S GO TO 18 00:00:30,033 --> 00:00:31,100 YOUR QUESTIONS. 19 00:00:31,100 --> 00:00:32,567 (MUSIC) 20 00:00:35,734 --> 00:00:36,767 HAYOON: HI, MY NAME IS HAYOON, 21 00:00:36,767 --> 00:00:37,834 AND I GO TO WHITE PINE 22 00:00:37,834 --> 00:00:39,300 ELEMENTARY. 23 00:00:39,300 --> 00:00:40,400 MY QUESTION IS: WHAT KIND OF 24 00:00:40,400 --> 00:00:41,467 ECOSYSTEMS ARE THERE IN IDAHO? 25 00:00:41,467 --> 00:00:43,400 SMITH: IN IDAHO THERE ARE A 26 00:00:43,400 --> 00:00:45,267 NUMBER OF ECOSYSTEMS. 27 00:00:45,267 --> 00:00:46,634 IF WE JUST START AT THE TOP OF 28 00:00:46,634 --> 00:00:48,501 THE HIGHEST PEAK IN IDAHO, WE 29 00:00:48,501 --> 00:00:50,767 WOULD HAVE AN ALPINE ECOSYSTEM. 30 00:00:50,767 --> 00:00:51,868 AS WE MOVE DOWN, WE MOVE INTO 31 00:00:51,868 --> 00:00:53,667 CONIFEROUS FORESTS. 32 00:00:53,667 --> 00:00:54,767 CONIFEROUS FORESTS, OR EVERGREEN 33 00:00:54,767 --> 00:00:55,834 FORESTS, IS THE LARGEST 34 00:00:55,834 --> 00:00:57,467 ECOSYSTEM IN IDAHO. 35 00:00:57,467 --> 00:00:59,033 IT COVERS A GREAT AREA OF THE 36 00:00:59,033 --> 00:01:00,267 MIDDLE AND NORTHERN PART OF THE 37 00:01:00,267 --> 00:01:01,467 STATE. 38 00:01:01,467 --> 00:01:02,534 AS YOU MOVE DOWN IN ELEVATION, 39 00:01:02,534 --> 00:01:03,934 YOU MOVE TO THE SAGEBRUSH STEPPE 40 00:01:03,934 --> 00:01:05,300 ECOSYSTEM AND THE PALOUSE 41 00:01:05,300 --> 00:01:07,467 GRASSLAND ECOSYSTEM. 42 00:01:07,467 --> 00:01:08,534 BOTH OF THOSE ARE A BIT DRIER 43 00:01:08,534 --> 00:01:10,767 THAN THE CONIFEROUS FOREST. 44 00:01:10,767 --> 00:01:11,834 AND THEN, FINALLY, THROUGHOUT 45 00:01:11,834 --> 00:01:13,067 ALL OF THOSE ECOSYSTEMS, THERE 46 00:01:13,067 --> 00:01:14,367 ARE RIPARIAN AREAS OF STREAMS 47 00:01:14,367 --> 00:01:17,734 AND PONDS AND LAKES, AND THOSE 48 00:01:17,734 --> 00:01:19,067 WOULD BE CONSIDERED A DISTINCT 49 00:01:19,067 --> 00:01:21,601 ECOSYSTEM, AS WELL. 50 00:01:21,601 --> 00:01:23,133 SASHA: HI, MY NAME IS SASHA. 51 00:01:23,133 --> 00:01:24,801 I GO TO WHITE PINE ELEMENTARY 52 00:01:24,801 --> 00:01:25,934 SCHOOL. 53 00:01:25,934 --> 00:01:27,200 AND MY QUESTION IS: HOW DO WE 54 00:01:27,200 --> 00:01:29,767 PREVENT WILDFIRES AND WHAT CAN 55 00:01:29,767 --> 00:01:33,501 WE DO TO STOP THEM? 56 00:01:33,501 --> 00:01:34,634 TAPANILA: WELL, WILDFIRES ARE A 57 00:01:34,634 --> 00:01:37,100 NATURAL PART OF AN ECOSYSTEM. 58 00:01:37,100 --> 00:01:39,133 LIGHTNING, WE CAN'T STOP THAT, 59 00:01:39,133 --> 00:01:40,234 BUT, FOR SURE, WE CAN CHANGE OUR 60 00:01:40,234 --> 00:01:42,100 BEHAVIORS ON HOW WE DEAL WITH 61 00:01:42,100 --> 00:01:43,734 FIRE. 62 00:01:43,734 --> 00:01:45,067 IF WE START A FIRE WHEN WE'RE 63 00:01:45,067 --> 00:01:46,267 CAMPING, WE NEED TO MAKE SURE 64 00:01:46,267 --> 00:01:47,334 THAT WE PUT IT OUT VERY 65 00:01:47,334 --> 00:01:50,100 CAREFULLY AND VERY THOROUGHLY. 66 00:01:50,100 --> 00:01:51,400 AROUND OUR HOUSES WE CAN HELP 67 00:01:51,400 --> 00:01:53,167 PREVENT FIRES FROM OCCURRING 68 00:01:53,167 --> 00:01:55,133 AROUND OUR ENVIRONMENT BY 69 00:01:55,133 --> 00:01:57,501 REDUCING THE PLANT LIFE THAT 70 00:01:57,501 --> 00:02:00,167 GROWS RIGHT NEXT TO OUR HOUSES. 71 00:02:00,167 --> 00:02:01,701 SO WE CAN DO A LOT OF BEHAVIORS 72 00:02:01,701 --> 00:02:03,734 THAT HELP REDUCE THE CHANCES 73 00:02:03,734 --> 00:02:05,601 THAT WILDFIRES AFFECT OUR LIVES. 74 00:02:05,601 --> 00:02:07,267 BUT THEY ARE PART OF THE NATURAL 75 00:02:07,267 --> 00:02:09,434 SYSTEM. 76 00:02:09,434 --> 00:02:10,701 MIRA: HI, MY NAME IS MIRA, AND I 77 00:02:10,701 --> 00:02:12,801 GO TO WHITE PINE ELEMENTARY. 78 00:02:12,801 --> 00:02:14,100 AND MY QUESTION IS: HOW DO 79 00:02:14,100 --> 00:02:17,534 ECOSYSTEMS WORK? 80 00:02:17,534 --> 00:02:18,701 SMITH: SO ECOSYSTEMS ARE THOSE 81 00:02:18,701 --> 00:02:20,067 INTERACTIONS BETWEEN THE LIVING 82 00:02:20,067 --> 00:02:22,367 AND THE NONLIVING ENVIRONMENT. 83 00:02:22,367 --> 00:02:23,467 SO IN ORDER FOR ORGANISMS TO BE 84 00:02:23,467 --> 00:02:25,167 ABLE TO EXCHANGE, FOR EXAMPLE, 85 00:02:25,167 --> 00:02:28,000 NUTRIENTS, LIKE FIXED CARBON, 86 00:02:28,000 --> 00:02:29,701 LIKE SUGARS OR PROTEINS, THEN 87 00:02:29,701 --> 00:02:31,234 ONE ORGANISM HAS TO EAT ANOTHER 88 00:02:31,234 --> 00:02:33,868 ORGANISM. 89 00:02:33,868 --> 00:02:35,200 SO SOME OF THOSE TRANSFERS ARE, 90 00:02:35,200 --> 00:02:36,667 ACTUALLY, THE WAY THEY WORK IS 91 00:02:36,667 --> 00:02:38,968 THROUGH THE INTERACTIONS BETWEEN 92 00:02:38,968 --> 00:02:40,634 LIVING ORGANISMS AS THEY 93 00:02:40,634 --> 00:02:42,033 EXCHANGE MOLECULES THROUGH 94 00:02:42,033 --> 00:02:44,033 EATING. 95 00:02:44,033 --> 00:02:45,100 ANOTHER WAY, THOUGH, IS THAT 96 00:02:45,100 --> 00:02:46,868 THERE ARE MANY THE NONLIVING 97 00:02:46,868 --> 00:02:48,667 COMPONENT OF ECOSYSTEMS IS 98 00:02:48,667 --> 00:02:50,234 PLANTS, FOR EXAMPLE, CAN TAKE UP 99 00:02:50,234 --> 00:02:51,701 NUTRIENTS THAT ARE IN THE SOILS 100 00:02:51,701 --> 00:02:53,367 AND THEN CONVERT THOSE INTO 101 00:02:53,367 --> 00:02:56,467 THOSE FOOD MOLECULES. 102 00:02:56,467 --> 00:02:57,601 SO PART OF THE WORKINGS OF 103 00:02:57,601 --> 00:02:59,267 ECOSYSTEMS INVOLVE THOSE 104 00:02:59,267 --> 00:03:00,567 INTERACTIONS THAT ARE BETWEEN 105 00:03:00,567 --> 00:03:01,968 THE NONLIVING AND THE LIVING 106 00:03:01,968 --> 00:03:05,400 ENVIRONMENT IN AN ECOSYSTEM. 107 00:03:05,400 --> 00:03:06,701 SO THEY ACTUALLY THE BEST ANSWER 108 00:03:06,701 --> 00:03:07,934 TO YOUR QUESTION IS THEY WORK 109 00:03:07,934 --> 00:03:09,934 REALLY HARD, AND THEY WORK IN 110 00:03:09,934 --> 00:03:11,601 FAVOR OF US AND IN FAVOR OF ALL 111 00:03:11,601 --> 00:03:14,267 LIVING ORGANISMS. 112 00:03:14,267 --> 00:03:15,367 QUINTON: HI. 113 00:03:15,367 --> 00:03:17,000 I AM QUINTON, AND I GO TO DALTON 114 00:03:17,000 --> 00:03:18,167 ELEMENTARY. 115 00:03:18,167 --> 00:03:19,334 AND MY QUESTION IS: WHAT IS THE 116 00:03:19,334 --> 00:03:22,934 MOST COMPLEX ECOSYSTEM IN IDAHO? 117 00:03:22,934 --> 00:03:24,133 TAPANILA: WELL, THAT'S A TOUGH 118 00:03:24,133 --> 00:03:25,601 QUESTION BECAUSE, YOU KNOW, 119 00:03:25,601 --> 00:03:27,167 COMPLEXITY IN ECOSYSTEMS ISN'T 120 00:03:27,167 --> 00:03:28,734 SOMETHING WE USUALLY CAN EASILY 121 00:03:28,734 --> 00:03:29,868 MEASURE. 122 00:03:29,868 --> 00:03:31,267 WHAT DO YOU THINK? 123 00:03:31,267 --> 00:03:33,133 SMITH: SO, YEAH, YOU WOULD HAVE 124 00:03:33,133 --> 00:03:34,534 TO LOOK AT ALL THE NONLIVING. 125 00:03:34,534 --> 00:03:35,868 SO THOSE WOULD BE LIKE YOUR THE 126 00:03:35,868 --> 00:03:37,167 DIFFERENT CHEMICALS AND WATER 127 00:03:37,167 --> 00:03:38,534 THAT WOULD BE MOVING TO AN 128 00:03:38,534 --> 00:03:39,901 ECOSYSTEM, AS WELL AS ALL THE 129 00:03:39,901 --> 00:03:41,467 LIVING ORGANISMS. 130 00:03:41,467 --> 00:03:42,634 AND WE DON'T REALLY HAVE A GOOD 131 00:03:42,634 --> 00:03:43,901 HANDLE ON WHAT THOSE MIGHT BE IN 132 00:03:43,901 --> 00:03:45,300 AN ECOSYSTEM, SO MEASURING THEM 133 00:03:45,300 --> 00:03:46,634 ACROSS ALL THE DIFFERENT 134 00:03:46,634 --> 00:03:47,801 ECOSYSTEMS AND COMPARING THEM 135 00:03:47,801 --> 00:03:49,834 WOULD BE A VERY DIFFICULT TASK. 136 00:03:49,834 --> 00:03:50,934 STEPHANIE: HI, MY NAME IS 137 00:03:50,934 --> 00:03:52,133 STEPHANIE, AND I'M FROM WHITE 138 00:03:52,133 --> 00:03:53,133 PINE. 139 00:03:53,133 --> 00:03:54,300 AND I HAVE A QUESTION: CAN WE 140 00:03:54,300 --> 00:03:57,968 GET RID OF ALL INVASIVE SPECIES? 141 00:03:57,968 --> 00:03:59,567 TAPANILA: NO, UNFORTUNATELY, WE 142 00:03:59,567 --> 00:04:00,968 CAN'T GET RID OF ALL INVASIVE 143 00:04:00,968 --> 00:04:02,367 SPECIES, BUT THERE ARE A NUMBER 144 00:04:02,367 --> 00:04:03,968 OF THINGS THAT WE CAN DO IN OUR 145 00:04:03,968 --> 00:04:06,000 BEHAVIOR TO TRY TO LIMIT THEIR 146 00:04:06,000 --> 00:04:08,567 HOW MUCH THEY SPREAD AROUND. 147 00:04:08,567 --> 00:04:10,567 ONE OF THOSE WAYS IS JUST TO BE 148 00:04:10,567 --> 00:04:13,734 VERY MINDFUL OF WHAT SPECIES ARE 149 00:04:13,734 --> 00:04:15,100 INVASIVE AND TRYING TO MAKE SURE 150 00:04:15,100 --> 00:04:17,400 THAT WE DON'T SPREAD THEM 151 00:04:17,400 --> 00:04:19,133 AROUND. 152 00:04:19,133 --> 00:04:20,200 JORDAN: MY NAME IS JORDAN. 153 00:04:20,200 --> 00:04:22,334 I GO TO JEFFERSON ELEMENTARY. 154 00:04:22,334 --> 00:04:23,234 MY QUESTION IS: DO WE HAVE 155 00:04:23,234 --> 00:04:25,868 TORNADOES IN THE DESERT? 156 00:04:25,868 --> 00:04:27,334 SMITH: WE DO HAVE TORNADOES, BUT 157 00:04:27,334 --> 00:04:29,834 THEY'RE VERY, VERY RARE. 158 00:04:29,834 --> 00:04:31,067 TAYLOR: HI, I'M TAYLOR, AND I GO 159 00:04:31,067 --> 00:04:32,901 TO DALTON ELEMENTARY. 160 00:04:32,901 --> 00:04:33,968 AND MY QUESTION IS: HOW MANY 161 00:04:33,968 --> 00:04:37,067 ANIMALS LIVE IN THE DESERT? 162 00:04:37,067 --> 00:04:38,234 SMITH: THOUSANDS OF ANIMALS LIVE 163 00:04:38,234 --> 00:04:39,534 IN THE DESERT. 164 00:04:39,534 --> 00:04:40,701 THERE ARE MANY, MANY KINDS OF 165 00:04:40,701 --> 00:04:42,000 ANIMALS. 166 00:04:42,000 --> 00:04:43,300 THERE'S ALL KINDS OF INSECTS, 167 00:04:43,300 --> 00:04:45,367 FROM BEETLES AND WASPS AND BEES 168 00:04:45,367 --> 00:04:46,767 AND MOTHS AND BUTTERFLIES AND 169 00:04:46,767 --> 00:04:48,734 SCORPIONS AND TARANTULAS AND 170 00:04:48,734 --> 00:04:51,601 SPIDERS AND FLEAS. 171 00:04:51,601 --> 00:04:53,000 AND THEN THERE'S ALL THE KINDS 172 00:04:53,000 --> 00:04:54,400 OF VERTEBRATE ANIMALS, FROM 173 00:04:54,400 --> 00:04:55,968 LIZARDS TO MICE TO BIRDS TO 174 00:04:55,968 --> 00:04:58,167 MAMMALS. 175 00:04:58,167 --> 00:04:59,601 AND SO IF YOU HAD TO COUNT THEM 176 00:04:59,601 --> 00:05:00,868 ALL UP IN ONE LOCATION, YOU 177 00:05:00,868 --> 00:05:02,234 WOULD PROBABLY GET TO A LIST OF 178 00:05:02,234 --> 00:05:04,534 OVER MANY HUNDREDS OF ANIMALS 179 00:05:04,534 --> 00:05:07,133 THAT LIVE IN A DESERT. 180 00:05:07,133 --> 00:05:08,501 CARTAN-HANSEN: ALEXIS ASKS: WHY 181 00:05:08,501 --> 00:05:10,000 DO YOU NEED FOOD, SHELTER, 182 00:05:10,000 --> 00:05:11,634 WATER, AND A PLACE TO RAISE ITS 183 00:05:11,634 --> 00:05:13,868 YOUNG? 184 00:05:13,868 --> 00:05:15,133 TAPANILA: WELL, IF WE THINK 185 00:05:15,133 --> 00:05:16,400 ABOUT ANIMALS AND WHAT THEY NEED 186 00:05:16,400 --> 00:05:18,434 TO DO THEIR BUSINESS DURING THE 187 00:05:18,434 --> 00:05:20,033 DAY, WE THINK OF ALL THE FOOD 188 00:05:20,033 --> 00:05:23,300 THEY NEED TO EAT TO GROW, TO 189 00:05:23,300 --> 00:05:25,467 GIVE THEIR BODY ENERGY, JUST 190 00:05:25,467 --> 00:05:27,501 LIKE YOU NEED TO EAT. 191 00:05:27,501 --> 00:05:28,767 AND WE CAN THINK ABOUT THE 192 00:05:28,767 --> 00:05:30,100 PLACES THAT THEY LIVE, THE 193 00:05:30,100 --> 00:05:32,400 HABITAT THAT THEY LIVE IN. 194 00:05:32,400 --> 00:05:33,534 MUCH LIKE YOUR HOME, YOU NEED A 195 00:05:33,534 --> 00:05:35,000 PLACE THAT'S WARM AND DRY AND 196 00:05:35,000 --> 00:05:36,601 PROTECTS YOU FROM THE WEATHER 197 00:05:36,601 --> 00:05:40,334 OUTSIDE OR MAYBE THERE'S 198 00:05:40,334 --> 00:05:42,334 PREDATORS OUTSIDE. 199 00:05:42,334 --> 00:05:43,801 SO ALL ANIMALS NEED THESE 200 00:05:43,801 --> 00:05:45,167 THINGS. 201 00:05:45,167 --> 00:05:46,868 THEY NEED FOOD TO GROW, AND THEY 202 00:05:46,868 --> 00:05:50,234 NEED A PLACE TO LIVE IN ORDER TO 203 00:05:50,234 --> 00:05:55,901 HAVE SHELTER AND A PLACE TO FIND 204 00:05:55,901 --> 00:05:58,834 THOSE THINGS TO FEED UPON. 205 00:05:58,834 --> 00:06:00,467 RYAN: HI, MY NAME IS RYAN, AND 206 00:06:00,467 --> 00:06:02,434 I'M FROM WHITE PINE ELEMENTARY. 207 00:06:02,434 --> 00:06:03,868 I HAVE A QUESTION FOR YOU ABOUT 208 00:06:03,868 --> 00:06:05,634 ECOSYSTEMS. 209 00:06:05,634 --> 00:06:07,801 IT IS WHAT IS THE LARGEST 210 00:06:07,801 --> 00:06:11,167 ECOSYSTEM IN IDAHO? 211 00:06:11,167 --> 00:06:12,567 SMITH: THE LARGEST ECOSYSTEM IN 212 00:06:12,567 --> 00:06:14,000 IDAHO ARE THE FORESTS, THE 213 00:06:14,000 --> 00:06:15,567 EVERGREEN OR CONIFEROUS FORESTS; 214 00:06:15,567 --> 00:06:17,200 FOLLOWED BY OUR GRASSLANDS; AND 215 00:06:17,200 --> 00:06:18,601 NEXT WOULD BE OUR SAGEBRUSH 216 00:06:18,601 --> 00:06:20,133 STEPPE; AND, FINALLY, OUR RAREST 217 00:06:20,133 --> 00:06:21,834 ECOSYSTEM WOULD BE OUR RIPARIAN 218 00:06:21,834 --> 00:06:24,234 AREAS, LAKES, STREAMS, AND 219 00:06:24,234 --> 00:06:25,901 RIVERS. 220 00:06:25,901 --> 00:06:27,133 PAIGE: MY NAME IS PAIGE. 221 00:06:27,133 --> 00:06:28,634 I GO TO WHITE PINE ELEMENTARY. 222 00:06:28,634 --> 00:06:30,334 AND MY QUESTION IS: HOW CAN WE 223 00:06:30,334 --> 00:06:32,100 MAKE SURE THAT WE DO NOT HURT 224 00:06:32,100 --> 00:06:35,868 THE ECOSYSTEM? 225 00:06:35,868 --> 00:06:37,067 SMITH: SO YOU ACTUALLY NEED AN 226 00:06:37,067 --> 00:06:39,100 ECOSYSTEM TO LIVE. 227 00:06:39,100 --> 00:06:40,501 THE ECOSYSTEMS PROVIDE THINGS 228 00:06:40,501 --> 00:06:44,033 LIKE YOUR FOOD AND YOUR WATER, 229 00:06:44,033 --> 00:06:45,167 AND THEY ALSO, ACTUALLY, PROVIDE 230 00:06:45,167 --> 00:06:46,901 YOUR SHELTER. 231 00:06:46,901 --> 00:06:48,234 SO BECAUSE MOST OF OUR HOMES ARE 232 00:06:48,234 --> 00:06:49,767 MADE OUT OF MATERIALS THAT WE 233 00:06:49,767 --> 00:06:51,634 COLLECT FROM THE ECOSYSTEM, 234 00:06:51,634 --> 00:06:53,334 EVERYTHING FROM BRICKS TO 235 00:06:53,334 --> 00:06:55,133 BOARDS, LIKE LUMBER, ALL OF 236 00:06:55,133 --> 00:06:56,367 THOSE COME FROM OUR ECOSYSTEM. 237 00:06:56,367 --> 00:06:57,767 SO IN ORDER TO PROTECT OUR 238 00:06:57,767 --> 00:06:59,701 ECOSYSTEM, WE NEED TO USE LESS 239 00:06:59,701 --> 00:07:02,434 OF THOSE MATERIALS THAT WE TAKE 240 00:07:02,434 --> 00:07:04,234 FROM THE ECOSYSTEM. 241 00:07:04,234 --> 00:07:05,534 SO IF YOU CONSERVE WATER, IF YOU 242 00:07:05,534 --> 00:07:07,367 EAT ONLY THE FOOD THAT YOU NEED 243 00:07:07,367 --> 00:07:08,734 AND DON'T THROW AWAY FOOD THAT 244 00:07:08,734 --> 00:07:10,801 YOU HAVEN'T EATEN, AND YOU ALSO 245 00:07:10,801 --> 00:07:12,801 MAKE SURE THAT WHATEVER 246 00:07:12,801 --> 00:07:14,234 MATERIALS YOU USE IN YOUR 247 00:07:14,234 --> 00:07:16,133 EVERYDAY LIFE FOR ENERGY, LIKE 248 00:07:16,133 --> 00:07:19,434 GASOLINE OR ANY OTHER SORT OF 249 00:07:19,434 --> 00:07:22,934 FOSSIL FUEL TO HEAT YOUR HOME, 250 00:07:22,934 --> 00:07:24,267 OR ELECTRICITY, THAT YOU USE AS 251 00:07:24,267 --> 00:07:26,567 LITTLE AS YOU CAN. 252 00:07:26,567 --> 00:07:27,734 THE LESS THAT YOU USE, THE MORE 253 00:07:27,734 --> 00:07:28,868 THAT WILL BE LEFT IN THE 254 00:07:28,868 --> 00:07:30,534 ECOSYSTEM FOR OTHER ORGANISMS TO 255 00:07:30,534 --> 00:07:32,367 USE. 256 00:07:32,367 --> 00:07:33,334 CARTAN-HANSEN: I'M SORRY, WE'VE 257 00:07:33,334 --> 00:07:34,434 RUN OUT OF TIME. 258 00:07:34,434 --> 00:07:35,434 MY THANKS TO ROSEMARY AND LEIF 259 00:07:35,434 --> 00:07:36,367 FOR ANSWERING STUDENTS 260 00:07:36,367 --> 00:07:37,367 QUESTIONS. 261 00:07:37,367 --> 00:07:38,334 SMITH: YOU'RE WELCOME. 262 00:07:38,334 --> 00:07:39,367 TAPANILA: THANKS FOR YOUR 263 00:07:39,367 --> 00:07:40,667 QUESTIONS. 264 00:07:40,667 --> 00:07:41,701 CARTAN-HANSEN: MY THANKS, TOO, 265 00:07:41,701 --> 00:07:42,734 TO THE FOLKS HERE AT THE IDAHO 266 00:07:42,734 --> 00:07:43,901 MUSEUM OF NATURAL HISTORY FOR 267 00:07:43,901 --> 00:07:45,167 HOSTING US. 268 00:07:45,167 --> 00:07:46,200 IF YOU WANT TO LEARN MORE, CHECK 269 00:07:46,200 --> 00:07:47,434 OUT THE IDAHO ECOSYSTEMS AREA ON 270 00:07:47,434 --> 00:07:49,434 THE SCIENCE TREK WEBSITE. 271 00:07:49,434 --> 00:07:50,801 YOU'LL FIND FACTS, LINKS, GAMES, 272 00:07:50,801 --> 00:07:52,334 OR IDAHO ECOSYSTEMS BROADCAST 273 00:07:52,334 --> 00:07:54,934 SHOW AND LOTS MORE. 274 00:07:54,934 --> 00:07:56,634 AND EVERY WEEK CHECK OUT MY BLOG 275 00:07:56,634 --> 00:07:57,901 FOR THE LATEST SCIENCE NEWS FOR 276 00:07:57,901 --> 00:07:59,067 KIDS. 277 00:07:59,067 --> 00:08:00,067 YOU'LL FIND IT ALL AT 278 00:08:00,067 --> 00:08:02,901 IDAHOPTV.ORG/SCIENCETREK. 279 00:08:03,567 --> 00:08:04,701 THANKS FOR JOINING US FOR 280 00:08:04,701 --> 00:08:07,667 SCIENCE TREK: THE WEB SHOW . 281 00:08:08,167 --> 00:08:15,601 (MUSIC)