Even within the world of egg-laying animals, there is an incredible variety of reproductive strategies. Some species mate before the female lays her eggs, ensuring they are fertilized internally, ...

Life cycles require the creation of an autonomous individual, that individual’s growth and that individual’s reproduction In ...

This archival footage from the 1930s offers an in-depth exploration of plant and aquatic life cycles, focusing on the processes of reproduction and growth at a microscopic level. The film begins with ...

OK, it takes two for human reproduction, and now it seems that plants and animals that can rely on either a partner or go alone by self-fertilization give their offspring a better chance for longer ...

WASHINGTON D.C., Feb. 28, 2016 -- The development of every animal in the history of the world began with a simple step: the fusion of a spermatozoon (the male gamete) with an oocyte, or egg (the ...

The vast majority of animals need to breed to reproduce. But a small subset of animals can have offspring without mating. The process, called parthenogenesis, allows creatures from honey bees to ...

BRYAN, Texas (KBTX) - Scientists with the Texas A&M Animal Reproductive Center are working hard to diagnose and treat reproductive issues to create a more efficient and sustainable industry. “When an ...

Recently, Emma Lavaut and her colleagues from Sorbonne University and Universidad Austral de Chile found that a species of red seaweed, Gracilaria gracilis, uses the isopod crustacean Idotea balthica ...

The development of every animal in the history of the world began with a simple step: the fusion of a spermatozoon with an oocyte. Despite the ubiquity of this process, the actual mechanisms through ...