Hydrologist Casey Ryan explains how he studies water on the Flathead Indian Reservation and Jessi from Animal Wonders brings in Huckleberry the beaver, who is much bigger than he use to be. You can find more information about Casey Ryan's work at these sites: therezweliveon.com/ skclivinglandscapes.org/ csktnrd.org/water-management/water-management-program And a great video series about how climate change is affecting life on the Flathead Reservation: www.skclivinglandscapes.org/videos/ Hosted by: Hank Green SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: www.patreon.com/scishow ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Adam Brainard, Greg, Alex Hackman, Sam Lutfi, D.A. Noe, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: www.facebook.com/scishow Twitter: www.twitter.com/scishow Tumblr: scishow.tumblr.com Instagram: instagram.com/thescishow ---------- Images: www.istockphoto.com/photo/spring-beaver-dam-gm475716266-65497985 www.istockphoto.com/photo/beaver-dam-gm683870004-125998283 commons.wikimedia.org/wiki/File:Nowitna_river.jpg www.istockphoto.com/photo/baby-beaver-buddies-gm176996490-20049769 en.wikipedia.org/wiki/File:BeaverLodgeDiagram.svg www.istockphoto.com/photo/bull-trout-gm502101052-81710051 www.flickr.com/photos/forestservicenw/38047255531/ commons.wikimedia.org/wiki/File:1110R_Flathead_Reservation_Locator_Map.svg