I know pronghorn drop their horns by the end of November, but when do pronghorns start growing new horns and when is horn growth complete?

Answered by Idaho Fish and Game biologist Pronghorn are quite a unique species. They grow horns that shed annually unlike other species that grow horns that get larger each year like bighorn sheep and mountain goats. Horns are different than antlers. Horns are made from a keratinous sheath that grows from a core of live…

Do amebelodon really have two sets of tusks (upper and lower) or do they just have big teeth on the bottom?

Question Answered by Sue Miller, Paleontologist “Shovel-tuskers” Way cool! They are ancient, now extinct, cousins of elephants. Their nickname comes from the shape of their large, flat and extended lower incisors and small upper tusks – instead of long and curved upper tusks like mammoths, mastodons, and modern elephants. They were about the size of…

I read an article about how kokanee eat and I’m confused. What is a gill raker? And how does the food get from the gill raker into the fish’s stomach?

Answered by Gregg Losinski, Conservation Educator First things first.   In Idaho, when we are talking about kokanee, we are actually talking about the same fish that we also call a sockeye salmon.   These are the fish that are famous for turning bright red when the time comes for them to spawn.  (Spawning is the way…