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 ...

France pledges to end chick culling in 2022

France will outlaw the culling of male chicks in the poultry industry in 2022 after years of protests from animal welfare activists, Agriculture Minister Julien Denormandie said Sunday.

Biological fireworks show 300 million years in the making

Five years ago, researchers at Northwestern University made international headlines when they discovered that human eggs, when fertilized by sperm, release billions of zinc ions, dubbed "zinc sparks."

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