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Posts Tagged "encephalization"


Why Humans Give Birth to Helpless Babies

Newborn baby

Human babies enter the world utterly dependent on caregivers to tend to their every need. Although newborns of other primate species rely on caregivers, too, human infants are especially helpless because their brains are comparatively underdeveloped. Indeed, by one estimation a human fetus would have to undergo a gestation period of 18 to 21 months instead [...]

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The Thoughtful Animal

Killer Whales in Captivity: Not a 13th Amendment Problem

An animal rights group has sued SeaWorld. Their claim is that SeaWorld should not be holding killer whales in captivity. So far, this is a fairly unsurprising story, and one that may have merit enough to debate. But here’s where the story seems to go off the rails: the argument is that the thirteenth amendment [...]

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