hybrids are produced when two different species interbreed
No, they are different species and can not interbreed.
no they are different species, they cannot interbreed
when members of two separated groups of a population can no longer interbreed, the two groups are members of different what
Mating songs
Not necessarily. Organisms that look different can belong to the same species if they can interbreed and produce fertile offspring. Organisms that look similar can also belong to different species if they are reproductively isolated and cannot interbreed successfully.
No, they do not. They are 2 different species, and cannot interbreed.
No, they will not. They are too different and cannot interbreed.
No, dogs and ducks cannot interbreed because they are too genetically different. They are from different animal families (Canidae and Anatidae) and have incompatible reproductive systems.
No, they are different types of fish, but since they are both livebeares, they can interbreed.
behavioral isolation
no, dogs and cats are two different species and cannot interbreed.