Grizzly bear Brutus was the best man at Casey Anderson's wedding. April 27, 2009 — -- Naturalist Casey Anderson and his best friend Brutus have an exceptionally close relationship. It began when ...

BOZEMAN, Mont. - Casey Anderson grew up exploring Montana's wilderness. Raised in East Helena, Anderson spent his boyhood years like many Montana youths - in the mountains with his father. But Casey's ...

When it came time to teach his "kid" to learn to swim, Casey Anderson wanted to return to the place where he had learned — the East Helena pool. Only when Anderson had his first dip in the pool, there ...

Casey Anderson, wildlife photographer, encounters a mountain lioness on his ranch and discovers she has several young mouths to feed. Casey Anderson, wildlife photographer, finds a nest of wintering ...

This undated photo, supplied by the National Geographic Channel, shows Casey Anderson who has raised and taken care of Brutus since the grizzly bear was five months old, outside of Bozeman, Mont.