The amphibians are ectothermic
animals, so their temperature changes according to the environmental one.
are insects, whose
are aquatic. The name is due to the particularly short adult life, 1-2 days.
are divided into 2 groups: Zygoptera and
, also known as water scorpion, uses the
to breathe. It’s an organ that can get out of the water and that allows to absorb the oxygen directly from the air.
During the metamorphosis, the tadpole begins first to develop the
The larvae of
use debris, sticks, pebbles and pieces of algae of the aquatic environments where they live, to build a protective case, a sort of "mobile home".
Dragonflies are considered
of environmental health.
amphibians are those amphibians with
, such as newts.