Petracola amazonensis

Petracola amazonensis

<p><b>Petracola amazonensis</b>, also known as the Amazonian fish, thrives in the rich ecosystems of the Amazon Basin, displaying vibrant green and blue coloration with unique bioluminescent markings. This diurnal omnivore plays a vital role in its habitat, contributing to the aquatic food web through its diverse diet while showcasing fascinating social and mating behaviors.</p>

Apographon orestes

Apographon orestes

The Apographon orestes, commonly known for its slender, elongated body and vibrant coloration, inhabits freshwater streams and rivers in southeastern regions, playing a crucial role in its ecosystem through algae control and providing habitat for various aquatic species. This vulnerable species exhibits unique color-changing communication during mating and forms small shoals for foraging and protection.