Explore: Egg Cases (zoology)

An egg is an organic vessel grown by an animal to carry a possibly fertilized egg cell – a zygote. Within the vessel, an embryo is incubated until it has

fuscus), typical egg clutch Litter (zoology) – Multiple animal offspring from one gestation Oology – Branch of ornithology studying bird eggs, nests and breeding

Egg incubation is the process by which an egg, of oviparous (egg-laying) animals, develops an embryo within the egg, after the egg's formation and ovipositional

her eggs first, and when it is time to cover them for incubation she discards extra eggs from the weaker females, leaving about 20 in most cases. A female

A polyp in zoology is one of two forms found in the phylum Cnidaria, the other being the medusa. Polyps are roughly cylindrical in shape and elongated

put egg collections on public display. In the United States, the collection and possession of wild bird eggs is also restricted, and in some cases is a

British zoologist and professor of zoology at the University of Manchester. He is known for his popular science books The Egg & Sperm Race: The Seventeenth-Century

This article considers the history of zoology since the theory of evolution by natural selection proposed by Charles Darwin in 1859. Charles Darwin gave

lay eggs even when the eggs have not been fertilized; it is not uncommon for pet owners to find their lone bird nesting on a clutch of infertile eggs, which

penetrating sting plus venom allows the wasp to lay eggs with less risk of injury from the host. In some cases, the injection also introduces virus particles