Results 31 to 40 of about 24,566 (172)
Recent Siphonaptera Host and Distribution Records from Northern Michigan [PDF]
Along with colleagues and students I collected fleas from mammals during the period 1998-2007 in five Upper Peninsula counties, and three northern Lower Peninsula counties.
Scharf, William
core +2 more sources
ABSTRACT A series of terminological, technical, conceptual, and statistical challenges present themselves when trying to study correlations between measures of performance abilities (what an animal can do) and behavioural traits (what an animal chooses to do).
Vincent Careau +3 more
wiley +1 more source
{"references": ["Merritt, J. F. 1978. Peromyscus californicus. Mammalian Species, 85: 1 - 6.", "Smith, M. F. 1979. Geographic variation in genic and morphological characters in Peromyscus californicus. Journal of Mammalogy, 60: 705 - 722."]}
Honacki, James H. +2 more
openaire +1 more source
Abstract The design of in vivo studies using laboratory animals is normally guided by the 3Rs: Replacement, Reduction and Refinement. The concept of Reduction is particularly important in the context of estimating sample size; the selected sample size should allow the detection of a predetermined effect size using appropriate statistical tests, but not
Crispin Jordan +2 more
wiley +1 more source
Timing as a sexually selected trait: the right mate at the right moment [PDF]
Sexual selection favours the expression of traits in one sex that attract members of the opposite sex for mating. The nature of sexually selected traits such as vocalization, colour and ornamentation, their fitness benefits as well as their costs have ...
Buck, C. Loren +7 more
core +3 more sources
The influence of season, photoperiod, and pineal melatonin on immune function. [PDF]
In addition to the well-documented seasonal cycles of mating and birth, there are also significant seasonal cycles of illness and death among many animal populations.
Demas, G +3 more
core +1 more source
Diffusion and Home Range Parameters from Rodent Population Measurements in Panama
Simple random walk considerations are used to interpret rodent population data collected in Hantavirus-related investigations in Panama regarding the short-tailed cane mouse, \emph{Zygodontomys brevicauda}.
Abramson, G. +5 more
core +2 more sources
Distributional extensions of Carollia castanea and Micronycteris minuta from Guatemala, Central America [PDF]
Field expeditions in 2011 that inventoried the terrestrial vertebrate fauna of two wildlife protected areas in the tropical Caribbean of Guatemala have produced the first confirmed records of two bats for the country: the white-bellied big-eared bat ...
Barahona, R +6 more
core +1 more source
A reference sequence for P. leucopus, Texas, Robertson Co. (U40252), was used as the outgroup in the phylogenetic analyses.
Greenbaum, Ira F. +2 more
openaire +1 more source
Cicada as a food for mammals: a global review and implications for mammal behaviour and populations
Cicadas (Hemiptera: Cicadidae) are among the most important insect prey for many vertebrate predators, including birds and mammals, owing to their large size and high nutritional value. Although the ecological roles of cicadas as prey for birds have been well documented, the interactions between mammals and cicadas are relatively unknown.
Kanzi M. Tomita
wiley +1 more source

