1 ESO Species

A species is a group of similar organisms able to interbreed and produce fertile offspring (descendants).

Formation of hybrids

A mule is the offspring of a male donkey (jack) and a female horse (mare). Horses and donkeys are different species with different number or chromosomes.


Male donkey (jack)                                      Female horse (mare)


mules are the descendants

~ por silviapvadi en abril 27, 2015.