1, the evolution of stronger, more effective jaw mechanisms, is the subject of this lecture and one topic in last week’s lab. The other changes will be discussed in later lectures. Evolution of the ...

Skull and jaw demonstrating the highly specialized, comb-like teeth of the Baikal seal that allow them to expel water while retaining prey during high-speed hunting. This together with their small ...

The giant beaver skull is several times larger than the beavers that roam Minnesota today. Hastings told the curious onlookers that the prehistoric creature was the size of a black bear and tapped ...