Tag

Fin To Limb Transition

All articles tagged with #fin to limb transition

science1 month ago•5 min saved

Tiny hatchlings rewrite the century-old tetrapod origin story

New fossil hatchlings from the fin-to-limb transition era show early tetrapods lacked a metamorphosis, suggesting amphibian-style metamorphosis emerged after land colonization and that these species retained similar body plans throughout life.

via 404 Media|

#evolution #fin-to-limb-transition #fossils

biology10 months ago•80 min saved

Evolution of digits via ancestral cloacal regulatory elements

The study explores how ancestral regulatory regions associated with cloacal development were co-opted during vertebrate evolution to regulate limb and genital formation, revealing conserved genetic mechanisms across species and shedding light on the fin-to-limb transition.

via Nature|

#biology #fin-to-limb-transition #hox-genes