The absence of nests is especially prevalent in ground-nesting species where the newly hatched young are precocial.

The newly hatched young dig themselves out of the mound and then have to care for themselves.

Also, like a wolf spider, it carries its newly hatched young on its back.

The newly hatched young are covered in white down.

The newly hatched young are blind and cannot care for themselves immediately; both parents feed them by partial regurgitation.

Newly hatched young are 4 to 5 cm (1 -2 in) long, excluding tail.

Hatched young are altricial, brooded by the female but fed by both sexes.

Newly hatched young are able to jet propel themselves round and squirt ink, much like their parents.

The newly hatched young have branched external gills much like those of newts.

Its fossils consist mainly of aborted fetuses or newly hatched young.