“Adaptation does not necessarily define diet,” he says. He approached the question of ancient kangaroo extinction by taking a detailed look at the teeth of more than 900 kangaroos — a mix of ...

Arman, however, wasn't so sure. ARMAN: Adaptation does not necessarily define diet. DANIEL: So he approached the question of ancient kangaroo extinction by taking a detailed look at the teeth of more ...

ARMAN: Adaptation does not necessarily define diet. DANIEL: So he approached the question of ancient kangaroo extinction by taking a detailed look at the teeth of more than 900 kangaroos ...