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This is Scientific Americans' 60-second Science. I'm Karen Hopkins.

They say that lions are the king of the jungle.

But a recent study shows that a single sprits of oxytocin,

a hormone known to promote social bonding, renders even the most

ornery alpha a total pussycat. The findings appear in the journal, Eye Science.

The greatest thing about watching Lions is that Lions are so openly and extravagantly

affectionate with each other. Craig Packer, director of the Lions Center at the University of

Minnesota. He's been

traveling to the Serengeti since the 1970s to study the social behavior of these big cats.

They just rub each other with their foreheads, their chins are just in each other's faces. I mean,

they're just really into each other. And then when they calm down and it's time to go back to sleep, you know, one will flop down and then will flop on top of it.

So it's very endearing.

I've always loved lions.

Jessica Burkhart is a grad student in Packers' Pack.

But what is it about lions that is so different than their closest relative the leopard and then

their next closest the tiger who are completely solitary? And the first thing that came to mind was

oxytocin. They call oxytocin the love hormone, but that sounds like love potion number nine.

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