Now showing items 51-60 of 84
Quantitative shape analysis as a diagnostic and prescriptive tool in determining Fragilariforma (Bacillariophyta) taxon status
(J. Cramer, 2009-02)
For 120 specimens and fi gures of Fragilariforma, 10 Legendre coeffi cients were calculated as
shape descriptors. For each half valve apically bisected, 50 x,y coordinates were used to calculate Legendre
coeffi cients. ...
Ecology and evolution of phytotelm-breeding anurans
(University of Michigan Museum of Zoology, 2004)
Observations and re-description of Zonosaurus boettgeri Steindachner 1891 and description of a second new species of long-tailed Zonosaurus from western Madagascar
(University of Michigan Museum of Zoology, 2006)
Nestling mouth markings and colors of old world finches Estrildidae: mimicry and coevolution of nesting finches and their Vidua brood parasites
(University of Michigan Museum of Zoology, 2005)
Saltwater cichlids. Knowledge of salinity tolerance and preference may allow new species combinations and improved husbandry in aquaria.
(R/C Modeler Corporation, 2007-06-06)
Chemical cues, 3-D structure, and social experience in contests between similarly sized juvenile black Midas cichlids, Amphilophus sp. ‘short’
(2007-06-07)
Juvenile Midas cichlids are not territorial or remarkably aggressive under natural conditions but become extremely aggressive when placed in small aquaria. The potential effects of prior experience with 3-D structure, ...
Biology, husbandry, and reproduction of freshwater stingrays
(TFH publications, 2007-06-06)
Effects of group size, space, and 3-D structure on behavior in captive Midas cichlids
(2007-06-06)
Animals may perform elevated levels of aggression in captivity, which may be a response to the modified costs and benefits of resource defense imposed by their artificial environments. The Midas cichlid
(Amphilophus ...
Fish species observed on the shipwrecks Regina and Sport in Lake Huron
(North American Native Fishes Association, 2007-06-06)
Effects of social interaction on sex determination in Midas cichlids
(2007-06-06)
Juvenile Midas cichlids, Amphilophus citrinellus, have been reported to have sex determined by social factors. I observed behavior in, and histologically analyzed gonads of, specimens from nature and laboratory to determine ...