Watch: Female serpents sacrifice it all for sea turtle eggs
Taiwanese snakes will risk a lot for fresh turtle eggs. Female Formosa kukri snakes (Oligodon formosanus) feed almost entirely on reptile eggs, but they have a ...
aggression
Lead linked to aggression in mockingbirds
Mockingbirds (Mimus polyglottos) are known to be a territorial species, but researchers recently found that the presence of lead in the environment can make them ...