Bottlenose Dolphins
how they breath
dolphins breathe air into their lungs, just like we do.
They cannot breathe underwater like fish can as they do not have gills.
how much they weight
150 y 650 kg
how they communicate
whistles, squeals, clicks,
what do they eat
crustaceans
things to help protect dolphins
no littering
how they sleep
they sleep by resting 1 side of its brain
and close the opposite eye
to keep an eye on predators
how many speices of dolphins their are
there are more than 40 species