Acropyga acutiventrisW
Acropyga acutiventris

Acropyga acutiventris is an ant in the subfamily Formicinae. It lives underground in tropical regions and forms a mutualistic association with the mealybug, Xenococcus annandalei.

Freshwater anchovyW
Freshwater anchovy

The freshwater anchovy is a species of ray-finned fish in the family Engraulidae. It is endemic to Australia. Often mistaken for a minnow.

Spotted blue-eyeW
Spotted blue-eye

The spotted blue-eye is a species of fish in the family Pseudomugilidae. It is native to Papua New Guinea and northern Australia. It adapts readily to captivity and can be kept in a small freshwater aquarium.

Australian humpback dolphinW
Australian humpback dolphin

The Australian humpback dolphin is a species of humpback dolphin and the fourth recognized humpback dolphin species chronologically. The specific name sahulensis is derived from the Sahul Shelf, located between northern Australia and southern New Guinea, where the Australian humpback dolphins occur.

Neoarius berneyiW
Neoarius berneyi

Neoarius berneyi, the highfin catfish, Berney's catfish, Berney's shark catfish, or the lesser salmon catfish, is a freshwater sea catfish that is commonly kept in aquariums. The origin of the name Neoarius berneyi is Greek, with the genus name Neoarius coming from the words neos meaning new and arios, meaning warlike or hostile, in reference to the well developed fin spines, and the species name, berneyi, comes from the ornithologist F. L. Berney.

Spotted shovelnose rayW
Spotted shovelnose ray

The spotted shovelnose ray is a species of fish in the Rhinobatidae family. It is endemic to northern Australia. Its natural habitat is open seas.

Northern river sharkW
Northern river shark

The northern river shark or New Guinea river shark is a species of requiem shark, in the family Carcharhinidae, found in scattered tidal rivers and associated coastal waters in northern Australia and in Papua New Guinea. This species inhabits areas with poor visibility, soft bottoms, and large tides, with immature sharks ranging into fresh and brackish water. It is similar to other river sharks in having a stocky grey body with a high back, tiny eyes, and broad fins. It measures up to 2.5 m (8.2 ft) long.