Dagens.com (UK) on MSN
Hummingbirds Stun Scientists With Unexpected Behavior
For years, scientists believed hummingbirds were fiercely territorial, living and feeding alone to avoid competition. But a ...
In a remote mountain cave in Ecuador, hummingbirds were discovered sleeping and nesting together. By Rachel Nuwer Hummingbirds are tiny and delicate, but don’t be fooled: They are among the most ...
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