Animal Breeding Investigation Sharks 
10,000 Birds
OCTOBER 30, 2021
On the breeding grounds of the north, a small bird flies into the night, takes a bearing for the south, gains altitude and flies onward. In Costa Rica, they can take the form of everything from toucans (think crows with giant shark inspired beaks) to herons and monkeys. The rails did indeed come to investigate but came up empty-beaked.
10,000 Birds
MAY 19, 2011
People were doing things like that with birds, sharks, and humans. Birds, because they fly, don’t store fat without paying a huge cost, which might in turn make them more vulnerable to variations in both food supply and thermal stress than ground dwelling animals. Itcher birds, migratory members of the tern family. Image source.
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