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Squid Babies

Photograph of many tiny transparent larval squid surrounding the head of a dissecting pin.
©Clyde F.E. Roper

These newly hatched arrow squid larvae (Doryteuthis plei) are each tinier than the head a pin. Free from their yolk sac, they will drift with the current out to sea as zooplankton. Many animals eat zooplankton, so few will survive to adulthood and to reproduce themselves.