Presence of five pairs of air sacs , syrinx , feathers and feathered wings , bill or beak are unique characters of birds .
Birds.
Birds are warm-blooded.
they poo
That would be an atom. Atoms go down to protons, neutrons and electrons, but these do not have unique characteristics. So, the smallest particle with unique characteristics is an atom.
What characteristics are unique to human beings in visible creation
Water birds with red eyes have a distinctive feature that sets them apart from other avian species. This unique characteristic is their red eyes, which can help them adapt to their aquatic environment and enhance their visual abilities for hunting and navigating in water.
The top five largest birds in the world are the ostrich, the emu, the Southern cassowary, the Andean condor, and the Kori bustard. These birds are known for their impressive size and unique characteristics.
feathers.
urm.
like to play and roll over that is what that mean []what or three unique characteristics about dogs that what they like to do
they are birds
birds