A new study has found that nearly half of fishers from seven countries had witnessed someone poaching in marine protected areas in the past year and most of them did nothing about it.
Fishing quotas have been decided using an inadequate method for decades, according to a new study. The same method has also been used to decide about culling, hunting quotas, or translocating threatened species. Analyzing the nuclear genome of sardines shows previously unrecognized genetic differences between populations, which are not identified by the go-to-method for Isolation-By-Distance, mitochondrial DNA analysis.
A mathematical model helps explain the key role that one pigment cells plays in making sure that each stripe on a zebrafish ends up exactly where it belongs.