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Killer Whales and the Mystery of the Menopause

Why do we - and a few species of whale - have a menopause?

• 14 mins

Buff Geese and Gym Rats

How do animals maintain fitness? And do I really have to go to the gym?

• 14 mins

Zebra Finches and Learning a Language

How to birds learn to sing? How do we learn to talk? And what happens when it goes wrong?

• 14 mins

Drunk Moose and the Drive to Get Loose

What can a drunken moose, stuck in a tree, tell us about our drive to get intoxicated?

• 14 mins

Rainbowfish and the Mysteries of Memory

Are fish memories as bad as we think they are? And are human memories as good as we think?

• 14 mins

Dr Orangutan and the Evolution of Medicine

What makes us sick? What makes us well again? And do animals medicate like we do?

• 14 mins

Burying Beetles and the Politics of Parenting

How should we raise our kids? Is there such a thing as too much love?

• 14 mins

Crafty Cuttlefish and Theory of Mind

Can we know what others know? And how do we figure out if they're telling fibs?

• 14 mins

Underground Fungi and the Market Economy

How do the underground trade deals between fungi and plants mirror our own market economy?

• 14 mins

Magpies and Altruism

Why do we help each other out? Even when it gets us nothing? Magpies might know.

• 14 mins

Red Deer and Authority of Voice

Do lower voices demand more power? The roar of a red deer stag may hold the answer.

• 14 mins

Running Wild and the Science of Endurance

Why do animals move the way they do? And why do we humans love to run?

• 14 mins

Photosynthetic Clams and the Problem of Power

How do we extract the maximum amount of power from the sun? With the help of a giant clam.

• 14 mins

Grooming Apes and the Origins of Kissing

The hairy history of the human kiss. Where did it come from? And why is it good for us?

• 14 mins