"When you enclose a chimp in a very small cage for 50 years, it really is cruel and unusual, even regardless of whether you're doing invasive things to them," she added.
Gov't to adopt strict new limits on chimp research →
"When I think of how the world was when I was a child ... and what we've done to harm the planet since then, I feel a kind of desperation. But if we all get together it's not too late to reverse this trend," she said.
Jane Goodall named grand marshal of Rose Parade →