KingdomPhylumClassOrderFamilyGenusSpeciesnot sure if i spelled it right!
all penguins, living and extinct
This question is really, really broad in scope--"to be safe from animals?" That makes it difficult to answer. Therefore, I'm going to take a few liberties and answer what I think you are really...
A monotreme is any animal that gives birth or lays eggs, and eliminates body waste through the same body orifice. Monotreme simply means one hole.
lions, tigers, bears, and any other carnivore.