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.