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Ask Dr. Universe Animal Sciences
University Communications Network > Ask Dr. Universe > Academic Subjects > Agriculture > Animal Sciences

What if there were no predators to eat the birds? – Katy, 10, Hawaii

Dear Katy,

Don’t let the lab coat fool you. I enjoy chattering at birds as much as the next cat. Staring out the window and vibrating my mouth to “chirp” helps me relax after a long day.

My wild cousins do take things a bit further—namely, predation. It’s not pretty, but it’s an important part of keeping life in balance.

I talked about predators with my friend Travis King. He’s a Ph.D. student at Washington State University. He studies big cats like lynx and jaguars.

“It's a balancing act between predators, disease, food and space,” King said. “If you take away predators, you lose one of the factors keeping an ecosystem in balance.”

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How do animals teach their kids how to survive if animals can't talk? — Riley, 11, Texas

Dear Riley,

There’s really nothing cuter than baby animals. Many animal parents invest lots of time into caring for their young and teaching them to survive.

I talked about your question with my friend Amber Adams-Progar. She’s an animal sciences professor at Washington State University. She’s also an expert in dairy cow behavior. She told me that non-human animals learn in ways that are like how humans learn.

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Do animals feel home-like in wildlife sanctuaries? – Haniya, 8, Pakistan

Dear Haniya,

There are lots of things that make a place feel like home. Your home is probably full of sights, sounds and smells that feel familiar and cozy. Those things are important for animals in captivity, too.

To find out more, I talked with Charles Robbins, a wildlife biologist at Washington State University. He started the WSU Bear Center. It’s the only grizzly bear research center in the United States.

“The most important thing to bears and probably most animals is a feeling of safety—that they’re not being hurt, and the food is good,” Robbins said. “Probably all the same things that … » More …

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Why does meat get brown on the grill? – Christina, Seattle, Wash.

Dear Christina,

You know summer is just around the corner when the smell of barbecue is in the air. It’s a great question you ask and it leads us to the Meats Lab at Washington State University. That’s where I met up with my friend and animal scientist, Jan Busboom.

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