Endangered leopard sharks have been observed mating in the wild for the first time, with scientists witnessing a “threesome” involving two males and a female. The encounter was filmed by Hugo Lassauce ...
"On 31 July 2023, two blue sharks were observed in the Bermeo canyon at 400–600 m depth (8 km offshore). A male erratically followed a female and delivered a courtship bite. The total duration of the ...