Apex is Mergus serrator and Mergus merganser.
In the classification of organisms, family is a higher taxonomic rank than genus, and genus is a higher rank than species. Organisms that belong to the same genus are more closely related than those in the same family, and organisms in the same species are the most closely related.
Humans are most closely related to chimpanzees.
Chimpanzees are the animals most closely related to humans.
The animal most closely related to humans is the chimpanzee.
Humans are most closely related genetically to chimpanzees.
Organisms in the same genus are most closely related to one another according to Linnaeus's groupings.
Clasifiaction
Organisms that are closely related to rabbits include; horses and turtles
The taxon that includes organisms that are most closely related is a species. Organisms within the same species share a high degree of genetic similarity and can interbreed to produce fertile offspring.
You can tell how closely related organisms are by determining the lowest classification that they share. For example, organisms that share the same genus will be more closely related than organisms that share the same family.
Thesus monkey is the most closely related to Humans because it has the least number of differences in cytochrome c.
Closely related: obelia jellyfish Not closely related (but still related): coral sea anemone
Canis familiaris (domestic dog) is most closely related to Canis lupus (wolf).
DNA sequence similarity is the most useful factor in determining whether two organisms are related. The more similar the DNA sequences of two organisms are, the more closely related they are likely to be evolutionarily.
incest.
Animals
damselflies