Cowardly lions confound cooperation theory

Article Abstract:

A field study of lionesses defending their territory against perceived strangers defied conventional models of altruistic animal behavior. Brave lionesses, although repeatedly paired with a coward, never punished their partner or varied their self-endangering behavior of defending the pride.

Behavior, Territoriality (Zoology), Animal territoriality, Lions, Altruistic behavior in animals, Animal altruistic behavior

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Getting the poop on baboon DNA

Article Abstract:

Julie Constable has isolated nuclear DNA from baboon feces, providing a noninvasive method for proving fatherhood in genetic studies. Her team identified microsatellite primers in the baboon DNA, marking sequences that help the PCR amplification process, by using human primers.

Genetic aspects, DNA, Animal genetics, Baboons

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