Fish sensory organ key to improving navigational skills of underwater robots
Scientists, led by University of Bristol, have been studying a fish sensory organ to understand cues for collective behavior which could be employed on underwater robots.
Scientists, led by University of Bristol, have been studying a fish sensory organ to understand cues for collective behavior which could be employed on underwater robots.
Biotechnology
Jan 24, 2023
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15
Why would having two sets of sex chromosomes instead of one benefit a particular species? In the case of one African cichlid fish, the answer may be as variable as the traits that their offspring display.
Plants & Animals
Apr 14, 2022
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144
Rank in social hierarchy is a condition not solely claimed by humans. In the animal kingdom, male peacocks exhibit brightly colored plumes to illustrate dominance, and underwater, male fish show pops of bright colors to do ...
Evolution
Nov 10, 2020
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1436
An unspoken frustration for evolutionary biologists over the past 100 years, says Craig Albertson at the University of Massachusetts Amherst, is that genetics can only account for a small percentage of variation in the physical ...
Evolution
Aug 1, 2017
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The males of some species go to extraordinary lengths to attract females – but some simply cheat. Take African cichlid fish. Many males build underwater "sandcastle" structures that the females use to judge the quality ...
Plants & Animals
Jan 30, 2017
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11
For many male African cichlid fish, the best way to attract a mate is to build a really nice pit or sand castle on a lake bottom.
Evolution
Mar 19, 2015
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42
Biologists from the University of Bonn have discovered that the cichlid fish Pelvicachromis taeniatus can see in the near infrared range; this was thought to be unlikely until now. Seeing in the infrared range is apparently ...
Plants & Animals
Oct 30, 2012
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(PhysOrg.com) -- In African cichlid fish society, only the dominant male reproduces. But Stanford researchers have found that if the dominant male disappears, a subordinate cichlid can rise to the procreative occasion with ...
Plants & Animals
Jul 14, 2011
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0
You may think of your love for your mate as the noble emotion of a pure heart, but some primitive parts of your brain are taking a decidedly more pragmatic approach to the subject, according to Stanford biologists.
Plants & Animals
Nov 24, 2010
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Fish become feisty but fearful when facing themselves in a mirror, according to two Stanford biologists.
Plants & Animals
May 17, 2010
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