Though measuring animal intelligence is tricky, some animals show remarkable cognitive abilities that may rival our own.

Species Name: Sturnus vulgaris Length: 19 cm to 23 cm Weight: 58 grams to 101 grams Wingspan: 31 cm to 44 cm These distinctive birds are easily found in Georgia all year round. It’s impossible to ...

For backyard birders, your best bet to attract them is to stock up on mealworms or set up a nesting box. Species Name: Sturnus vulgaris Length: 19 cm to 23 cm Weight: 58 grams to 101 grams Wingspan: ...

为什么鸟儿站在树上睡觉不会掉下来呢？这与鸟类特殊的腿部结构有关。鸟类蹲下时，它会拉伸与脚趾相连的肌腱，带动脚趾合拢。所以鸟儿在睡觉时， 它的爪子会毫不费力地弯曲并紧紧抓住树枝，直到腿部伸直，爪子才会松开。