Oologist vs. Oology — What's the Difference?

The branch of zoology that deals with eggs, especially birds' eggs.

Oology (or oölogy) is a branch of ornithology studying bird eggs, nests and breeding behaviour. The word is derived from the Greek oion, meaning egg.

A person who studies or specializes in oology

The branch of zoology that deals with eggs, especially birds' eggs.

One versed in oölogy.

(ornithology) The study of birds' eggs.

The hobby or practice of collecting birds' eggs, especially those of wild birds.

The science of eggs in relation to their coloring, size, shape, and number.