A Brief Survey of Animal Chemical Defenses
nInvertebrates
nPorifera
nCnidaria
nAnnelida
nEchinodermata
nArthropoda
nMollusca
nVertebrates
nOsteichthyes
nChondrichthyes
nAmphibia
nLepidosauromorpha
nMammalia
nBirds -- Overlooked