[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Subject Index][Author Index]

First land animals saw world in colour

First land animals saw world in colour
Anna Salleh, ABC Science Online

The first creature to crawl out of the water probably had a technicolour view of the land, say Australian researchers.

Professor Shaun Collin and colleagues at the University of Queensland report their findings today in the journal BMC Evolutionary Biology...

...The researchers sequenced the gene responsible for opsin, the visual pigment in the photoreceptor cells of the lungfish retina.

They found all five photoreceptor genes that occur in various combinations in higher vertebrates.

These genes code for rods and cones, which enable the lungfish to see ultraviolet and visible light, both of which are useful in seeing prey...

Read more at:


Dann Pigdon
GIS / Archaeologist              geo cities.com/dannsdinosaurs
Melbourne, Australia             heretichides.soffiles.com