The Origins of Goosebumps

Gougebumps should be called pylo erections clearly. Darwin used to investigate goosebumps by bringing a stuffed snake with him and just chucking it at animals in zoos. The oed says that goosebumps is an american word and british people have either goose flesh hen flesh or goose skin. i thought goose flesh is quite an old fashioned yeah you get that in an old novel maybe?