Отзыв от Fredrick 06-03-2016 14.26.192016-03-06 14:26:19
Will I get travelling expenses? how many 10mg baclofen to get high Ecologists have known for a while that predators don't just kill their prey, they also alter their behaviour, and this study looked at the impact of cats on nesting blackbirds. Real cats, of course, are extremely poor at obeying orders, so the researchers used a stuffed tabby, which they placed about 2m from a blackbird nest for 15 minutes before removing it. To check what effect any stuffed animal might have, they did the same with a stuffed grey squirrel (a possible nest predator) and a stuffed rabbit (in which blackbirds should have no interest at all).