they have external gills I think I'm only ten
this animal is a duck with a adaption to help live and swim in the water .,,,,.
Adaptation.
They make them fit to live, thrive and reproduce in the environment in which they live.
angsana live in water... and it dispersed by wind.
hibernation
One adaptation of the mute swan is that they have webbed feet to live near water.
Live Bloodworm, brineshrimp, daphnia, glass worms, cyclops and any amount of other larvae and water creatures are needed in a Bettas' diet.
its thick skin protets it from the sun
fur
They filter air through their gills.
Gills, fins, and scales.
Ability to live with little water