Today, oceans host a large variety of fast, resilient marine predators, including tunas, mackerels and various other fish ...
A long-held theory suggests that the asteroid strike that killed off non-avian dinosaurs — and most large marine predators — 66 million years ago created an ecological opportunity that spurred the ...
Collette, Bruce B., Reeb, C., and Block, B. A. 2001. "Systematics of the tunas and mackerels (Scombridae)." In Tuna: physiology, ecology, and evolution. Block, B. A ...