News tagged with fins

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Shark population threatened due to fin harvesting

The world's largest shark fin industry lies in the heart of the Coral Triangle, a region of the Indian and Pacific Oceans home to the world's most diverse coral reefs and known as the Amazon of the seas. This idyllic-sounding ...

dateApr 11, 2016 in Ecology
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New global strategy to save sharks and rays

A group of international conservation organizations launched a new strategy today to combat the decline of sharks and closely related rays, while warning that the rays are even more threatened and less protected than the ...

dateFeb 16, 2016 in Ecology
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Fish fins can sense touch

The human fingertip is a finely tuned sensory machine, and even slight touches convey a great deal of information about our physical environment. It turns out, some fish use their pectoral fins in pretty much the same way. ...

dateFeb 10, 2016 in Plants & Animals
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How skates and rays got their wings

The evolution of the striking, wing-like pectoral fins of skates and rays relied on repurposed genes, according to new research by scientists from the University of Chicago. Studying embryonic skates, they discovered that ...

dateDec 10, 2015 in Evolution
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Key genetic event underlying fin-to-limb evolution

A study of catsharks reveals how alterations in the expression and function of certain genes in limb buds underlie the evolution of fish fins to limbs. The findings are reported by researchers from Tokyo Institute of Technology ...

dateAug 18, 2015 in Evolution
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