Mating
Videos
In biology, mating refers to the pairing of either opposite-sex or hermaphroditic organisms for the purpose of sexual reproduction. For most species, mating is between two individuals of opposite sexe
Blue-tailed damselflies (Ischnura elegans) mating
Gray wolves mating
African spurred tortoises mating
Dogs mating
Reproduction
Videos
Reproduction is the biological process by which new individual organisms – offspring – are produced from their parent or parents. There are two forms of reproduction: asexual and sexual.
Mating
…Mating system Reproduction Sex determination system…
Production of new individuals along a leaf margin of the miracle leaf plant (Kalanchoe pinnata). The small plant in front is about 1 cm (0.4 in) tall. The concept of "individual" is obviously stretched by this asexual reproductive process.
Hoverflies mate in midair flight
Birds, reptiles, and mammals reproduce by internal fertilization. Male mammals ejaculate semen through the penis into the vagina during copulation.
Tree of life by Haeckel