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Puffins are colonial breeders, gathering in large groups to dig nesting burrows on...
Punta Tombo Penguins
Every breeding season, some 400,000 Magellanic penguins (Spheniscus magellanicus)...
Red Phalaropes (Phalaropus fulicarius) are a type of sandpiper that have...
Sharks have young in three different ways. After internal fertilization, some...