Meet the Air-Breathing Fish with Poisonous Eggs

The video explores the fascinating world of air-breathing fish, focusing on species like mudskippers, walking catfish, and lungfish. It highlights the unique adaptations of gars, which can breathe air and survive in low-oxygen environments. The video also discusses the reproduction of gars, noting their toxic eggs, and delves into the evolutionary significance of their armored scales. Gars are shown as ancient survivors with unique traits that have allowed them to persist for millions of years.

How do gars differ from obligate air-breathing mammals?

What makes gar eggs toxic to certain animals?

What are the potential effects of consuming gar eggs for humans?