News articles tagged with 'cichlid'
When it comes to selecting a mate, the eyes have it: Queen's University study
— 14 Dec 2010 21:03 | BiologyFor the first time ever, scientists have found a difference in the way males and females of the same species of vertebrate see things - and that sexes likely use that difference to…
Female fish abandoned by males to raise offspring on their own
— 21 Sep 2010 12:16 | BiologyCaring for children can be a tough job, particularly if you are a female cichlid fish…
Scientists alter developing brain to resemble that of another species
— 4 May 2010 14:56 | BiologyScientists at the Georgia Institute of Technology have found that by applying chemicals to manipulate genes in a developing embryo, they've been able to change the brain of one type…
Lopsided fish show that symmetry is only skin deep
— 26 Jan 2010 12:52 | BiologyPutting function before form, members of the Perissodinus genus of fish have developed a hugely lopsided jaw that provides a distinct feeding advantage. Research published in the open…
When it comes to fish families, the bigger and bossier the better
— 15 Dec 2009 13:07 | BiologyIf you are spending the holidays with big Uncle Frank or bossy Aunt Minnie and wondering whether you would be better off with another family, spare a thought for the humble cichlid…
East African cichlid fish offer new understanding of genetic basis of sex determination
— 2 Oct 2009 13:28 | BiologyBiologists have genetically mapped the sex chromosomes of several species of cichlid fish from Lake Malawi, East Africa, and identified a mechanism by which new sex chromosomes may…
Cooperative cichlids boost their own reproductive success
— 16 May 2009 11:57 | BiologySubordinate individuals living within a group of vertebrates sometimes assist a more dominant pair by helping to raise the dominant pair's offspring and this has been shown to occur…
Fish researcher demonstrates first 'non-visual feeding' by African cichlids
— 14 Apr 2009 10:48 | BiologyMost fish rely primarily on their vision to find prey to feed upon, but a University of Rhode Island biologist and her colleagues have demonstrated that a group of African cichlids…
Biologists find gene network that gave rise to first tooth
— 10 Feb 2009 09:30 | BiologyScientists at the Georgia Institute of Technology have identified a set of genes that they believe was responsible for forming the first teeth in vertebrates. This gene network, (including…
New species thanks to different ways of seeing
— 5 Oct 2008 22:12 | BiologyEye colour and hair colour play a role in human partner choice, but visual stimuli can also determine mating preferences in the animal kingdom. In many species, the male's fortunes…