Feathers are among the most complex cutaneous appendages in the animal kingdom. While their evolutionary origin has been ...

While a transient over-expression of the gene can permanently turn feet scales into feathers, it is much harder to disrupt ...

Inhibiting the sonic hedgehog (Shh) pathway strongly perturbs feather development in chickens by restricting feather bud outgrowth, invagination and ...

Feathers are among the most complex cutaneous appendages in the animal kingdom. While their evolutionary origin has been widely debated ...