yabbi / yabby [ˈjæbi:]
yabbi – n. – a Tasmanian wolf/tiger, Thylacinus cynocephalis, thought to have become extinct in 1936
yabby (yabbie) – n. – an Australian, small burrowing crayfish, Parachaeraps bicarinatus, or Cherax destructor, found in creeks and watering holes