Related topics: sperm · fertilizer · offspring · birds · embryos

Coral cryopreservation for breeding key to survival

Flash-frozen sperm collected from corals in Florida and Puerto Rico was used to fertilize coral eggs from hundreds of miles away in Curaçao. The juvenile corals raised from this trans-Caribbean coupling demonstrate the reproductive ...

Mouse sperm need a molecular VIP pass to reach the egg membrane

In most animals and plants, the life cycle of an individual begins with fertilization, when egg and sperm fuse to combine their genetic material. Together, they form the zygote, the first cell of an embryo that will eventually ...