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"It can grow another penis within 24 hours..."The world's 9 weirdest penises – including a detachable one that swims off after a mate

Like most nudibranchs, Chromodoris reticulata is a simultaneous hermaphrodite. Copulation is a two-way affair, with each ...

Philly finished its July 4th concert and fireworks after a lengthy storm delay; city celebrated nation's 250th in extreme heat

What you should knowPhiladelphia's July Fourth concert and fireworks on the Benjamin Franklin Parkway resumed following a ...