连读 But in bad weather the birds tend to leave each other alone. The finding is in the journal...
连读 Researchers monitored groups of yuhinas for several years, in fair and foul weather.
连读 When the scientists combined their data with a game-theory model, they found that periods ...
连读 During times of heavy rain, food becomes scarce. And getting wet means that the birds have...
连读 So the birds apparently institute a truce, which cuts down on energy wasted fighting, and ...
爆破 Now, in fact, if this were a class in ancient philosophy, we'd have to complicate that pic...
爆破 In other words, in bad weather birds of a feather stick together.
爆破 Plants that use animals to disperse their seeds can find themselves in a pickle. They need...
爆破 But they also need to make sure that their animal assistants don't digest the very seeds t...
爆破 In Israel's Negev Desert, a plant called sweet mignonette came up with a distasteful strat...