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Submission + - Birds And Bums Can Bond On The Beach (forbes.com)

An anonymous reader writes: Ah, it’s finally summer! Which of course means fun in the sun on the beach! Even though we’re all having fun chasing Pokémons, playing beach volleyball or flying kites, surfing, reading trashy novels, roasting marshmallows and drinking beverages festooned with colorful paper umbrellas, it’s easy to overlook those who live at the beach.

I am referring to birds — beach-nesting and beach-feeding birds. Unfortunately, one moment of disregard by holidaymakers, Pokémon hunters, free-roaming dogs or a runaway volleyball can be disaster for shorebird families.

Submission + - These Birds Learn Their Mother's Calls Before They Hatch (forbes.com)

grrlscientist writes: A recently-published study reveals that nestlings of Australia’s Red-backed Fairy-wrens learn their mother’s calls before they hatch. These calls are a “vocal password” that the parents rely upon to identify their chicks. Thus, parent birds invest more effort into raising nestlings whose calls are most similar to their own.

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