Cuckoo parasitism: Cuckoo bird can't grab food, very anxious杜鹃鸟寄生：杜鹃鸟脖子太短，抢不到食物，快哭了
11:15
The cuckoo stands by the nest and spreads its wings to block other birds杜鹃鸟为了独霸食物，站在窝边，张开翅膀阻挡其他小鸟
25:32
Always Hungry: Baby Birds Are Wide Open for The Mother's Food!
14:48
The parasitic cuckoo didn't eat a few mouthfuls of food until dark.寄生的杜鹃鸟直到天黑也没吃上几口食物，太惨了
1:01:40
Amazing peregrine Falcon and their beautiful chicks
10:06
The cuckoo bird pushed the little bird out of nest and also fell down杜鹃鸟的报应来了，把小鸟推出窝外，自己也掉下去了
10:15
The cuckoo bird has weak limbs and cannot push, it is hungry 杜鹃鸟四肢无力，推也推不动，饿翻了
19:44
DAD Breaks Open EGG & MOM PUSHED OUT Immature baby Came Out | Full video 2
8:39