Happy !

Claws are made of keratin surrounding a bony core, called the ungual process, which is part of the last finger bone on each digit.

In cats, as demonstrated by this , the keratin sheath (right) is impressively long and curved compared with the bony core (left)!

Sign in to participate in the conversation
Scholar Social

Scholar Social is a microblogging platform for researchers, grad students, librarians, archivists, undergrads, academically inclined high schoolers, educators of all levels, journal editors, research assistants, professors, administrators—anyone involved in academia who is willing to engage with others respectfully.