On India’s coasts, an unusual sight has become increasingly common: glittering blue button jellies, Porpita porpita, washing ashore in vast swarms. This year, M ...

A trade-off between tooth size and jaw mobility has restricted fish evolution, Nick Peoples at the University of California Davis, US, and colleagues report June 24 th in the open-access journal PLOS ...

In nature, fights are often not between equals. Several beings take plenty of training beforehand to become successful in these fights. This is what a pod of orcas is doing in footage from the BBC's ...

Shadowing behavior displayed by blue runner fish hiding below a sandbar shark before attacking prey. Lampione island, Central Mediterranean sea, 11 July 2022. Credit: Rocco Canella. Disclaimer: AAAS ...

This paper is related to the dynamical behaviors of a discrete-time fractional-order predator-prey model. We have investigated existence of positive fixed points and parametric conditions for local ...