When chimps threaten, they open their mouth and show their teeth. It's a little like waving a knife in front of you. It's very primitive, and therefore bizarre.
bizarre chimp front
Helen Fisher
These are some quotes by American author Helen Fisher Scientist, who was born in 1947.
Quotes by Helen Fisher
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I always loved strange stories like the Dr. Seuss stuff. 'Go, Dog. Go!' was one of my favorite stories - it still is. It's just such a bizarre yet true book. And I did well reading and writing as a kid throughout school. I think early on that's what made me realize what an advantage that is.
Jon Scieszka
Most of the things at the zoo don't look like us. We're one design that works. Our chimp pals sort of look like us, so that's a different take on the same basic design. But fish don't look like us, and giraffes don't. They look a little like us, but not too much. And insects certainly don't look like us, and they work just fine.