Exploring species in Australia
Abantiades labyrinthicus 
Acacia asparagoides 
Acacia leaf beetle 
Acacia peuce 
Acacia quadrilateralis 
Acacia shield bug 
Acalypha chamaedrifolia 
Acanthus-leaved Grevillea 
Achatina fulica 
Achyra affinitallis 
Acraspisoides helviarta 
Acropolitis pedionoma 
Acrotriche serrulata 
Acyrthosiphon kondoi 
Ada's planarian 
Adanson's House Jumper 
Adelaide trapdoor spider 
Adonis ladybird 
Adoxotoma nodosa 
Aechmea apocalyptica 
Aenetus eximia 
African boxthorn 
Agaricus austrovinaceus 
Agile wallaby