Which came first, the chicken or the egg? Scientists think they've finally cracked the age-old debate - Daily Mail
- Which came first, the chicken or the egg? Scientists think they've finally cracked the age-old debate Daily Mail
- A multicellular developmental program in a close animal relative Nature.com
- Ancient unicellular organism indicates embryonic development might have existed prior to animals' evolution Phys.org
- Scientists crack whether chicken or egg came first Metro.co.uk
- Riddle of whether the chicken or egg came first is finally cracked by scientists Daily Star