The word creativity, coined undoubtedly for human achievement, has perhaps never
been applied to the behaviour of nonhuman species. Whether this was simply to avoid
the threat of anthropomorphism or whether there are qualitative differences between
the innovative behaviours of nonhuman and human animals that would preclude the
former from being included in the category of creative beings remains an open
question. There has, however, been a growing interest in creative behaviours in
nonhuman species since Lloyd Morgan (1912). Morgan observed that the behavioural
repertoire of every animal consisted of two kinds of behaviour, some repetitive and a
small proportion of novel behaviours, which were distinctly different from the former
regular behaviours. It is this second kind of behaviour that interests us here