bird ruffling feathers

Birds
Do birds puff up when angry?
16
Birds
Where do all the small birds go in winter?
41
Birds
Do birds fluff up when happy?
39
Birds
When and where do Leach’s storm petrels breed?
82
Birds
How do birds survive rain?
43
Birds
Why does my bird fluff up and shake?
95
Birds
Where do birds shelter in high winds?
79
Birds
Where do birds hide in winter?
34