A crab is a heterotroph, being a scavenger it feeds mainly on dead matter and algae.
The viper-fish is a heterotroph.
autotroph and heterotroph
Heterotroph
heterotroph
are eubacteria a autotroph or a heterotroph
heterotroph
heterotroph
Archaea is both heterotroph AND autotroph.
heterotroph
Heterotroph.
Heterotroph
heterotroph