The immature animals resemble the tadpole larvae of Ascidians, albeit with the addition of developing viscera.

Even immature animals can be easily distinguished from other mostly black and white tegu species by the "singe mark" on their nose.

DNA markers that distinguish among different strains and between sexes have been identified, allowing aquaculturists to identify these characteristics in immature animals.

Arthropathy has been noted in immature animals exposed in utero to quinolones.

Arthropathy has been noted in immature animals when quinolones are used during pregnancy.

The cause of the variable temperature in infants and young immature animals is the imperfect development of the nervous regulating mechanism.

These techniques are generally used in immature animals with flexible cartilage.

In immature animals, anorexia and diarrhoea usually occur about four days after exposure to infectious material and persist for four to seven days.

And they ate and moved and in every way seemed normal though immature animals.

These remains are now believed to have been from an immature animal, rather than from a separate species.