Rare video of mating sea angels, orangutans at risk in their unprotected habitat, how an invasive snake is destroying Guam’s forests &amp; an exciting pangolin sighting. These stories and more in your weekly blast of nature news!
 <a href="https://news.mongabay.com/2017/09/80-of-bornean-orangutans-live-outside-protected-areas/" target="_blank">ORANGUTANS AT RISK</a> <a href="/conservation/invasive-species/guams-forests-are-being-slowly-killed-off-by-a-snake/" target="_blank">SNAKE ASSAILANT</a> <a href="https://www.rainforesttrust.org/news/indian-pangolin-spotted-proposed-reserve/" target="_blank">PANGOLIN SIGHTING</a> <a href="/natural-world/animal-behaviour/nothing-makes-snowy-owl-chicks-feel-at-home-like-a-nest-wreathed-in-dead-lemmings/" target="_blank">LEMMING LOUNGING</a> <a href="https://www.upi.com/Odd_News/2017/09/01/Kitesurfer-rescues-stranded-sea-turtle-from-hot-water-off-Qatar/1161504290920/" target="_blank">TURTLE TROUBLE</a> <a href="https://www.livescience.com/60342-jerboas-erratic-jumps-evade-predators.html" target="_blank">ROAD RODENTS</a> <a href="http://www.sciencemag.org/news/2017/09/why-do-bats-crash-smooth-surfaces-they-never-see-them-video-reveals" target="_blank">BAT CRASH </a> <a href="https://phys.org/news/2017-09-monarch-butterflies-western-north-america.html" target="_blank">DISAPPEARING BUTTERFLIES </a> <a href="http://www.grindtv.com/wildlife/hundreds-sharks-enjoy-buffet-big-bluefish-video/" target="_blank">BLUEFISH BUFFET</a> <a href="http://news.nationalgeographic.com/2017/09/sea-angels-mating-arctic-video-spd/" target="_blank">ANGEL DANCE </a>

Looking back: The coolest new species of 2017

Nature news that made headlines, plus a good helping of the cute and the quirky, all wrapped up in a weekly two-minute video roundup.