Hummingbirds are known for their small stature and beautiful coloring. These little birds are not very peaceful; in fact, they arequite territorial. Male hummingbirds are aggressive towards other ...

As ornithologists and most birders know, hummingbirds are tiny but mighty – mighty as in mighty aggressive. These small birds have rightly earned their warlike reputation because they viciously defend ...

That trickery results in reduced aggression from other hummingbirds and increased access to nectar resources. "This research takes a mental model we've been describing for a while in our papers and ...

This is a male White-necked Jacobin hummingbird. He can be identified by his brightly colored feathers. The flashy colors is a warning to "watch out. I am a bully," according to postdoctoral ...

Hummingbirds are tiny and delicate, but don’t be fooled: They are among the most aggressive birds in the avian kingdom. Their territorial fury is especially aimed at other hummingbirds. Competition ...

For several years I’ve written about Morning Joe, a congenial little Allen’s hummingbird who seemed content to perch just a few feet away on a garden agave as I enjoyed my first cup of coffee. We ...

Add Yahoo as a preferred source to see more of our stories on Google. Credit: Kevin Trimmer / Getty Images Your hummingbird feeder should be a peaceful place—so it's alarming when birds start chasing ...

1 in 5 adult female white-necked jacobin hummingbirds look like males. New research shows that this is a rare case of 'deceptive mimicry' within a species: Females with male-like plumage are trying to ...