Heterosis
S1, E3: Lucy visits Eva, the chimpanzee who gave birth to Charlie, at The Kornberg Primate Research Institute; there, she meets Dr Fowler who tells her a few secrets about Charlie's birth; she later joins Charlie's family for dinner.

S1, E3: Lucy visits Eva, the chimpanzee who gave birth to Charlie, at The Kornberg Primate Research Institute; there, she meets Dr Fowler who tells her a few secrets about Charlie's birth; she later joins Charlie's family for dinner.