Migratory Songbirds as Potential Ectozoochorous Protist Dispersal Vectors
We demonstrate that migratory songbirds carry diatoms (Bacillariophyta) in their plumage, revealing an unexpected avian–algal association. All seven bird specimens we examined contained diatoms—224 frustules representing 25 genera and 9 orders, primarily freshwater, benthic pennates—some retaining chloroplasts prior to digestion and mounting (implying ...
Silas E. Fischer +4 more
wiley +1 more source
SEXUAL SIZE DIMORPHISM, DIET, AND REPRODUCTION IN THE MEXICAN GARTER SNAKE, THAMNOPHIS EQUES [PDF]
Although adult T. eques females had a longer SVL and HL than males, the sexes did not differ in their diet, and we found that larger females had more offspring. These results suggest that sexual size dimorphism in natural populations of T.
CONTRERAS GARDUÑO, JORGE ALBERTO +5 more
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Posible invasión de un nicho alimentario nuevo y microevolución en una especie mexicana de serpiente [PDF]
Este ensayo trata los determinantes de la dieta en serpientes y en particular se discute un fenómeno único entre las 29 especies del género Thamnophis: la ingestión de acociles por T.
MANJARREZ SILVA, FRANCISCO JAVIER +1 more
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Regional and temporal trends in blood mercury concentrations and fish consumption in women of child bearing Age in the united states using NHANES data from 1999–2010 [PDF]
BACKGROUND: The primary route of exposure to methylmercury (MeHg), a known developmental neurotoxicant, is from ingestion of seafood. Since 2004, women of reproductive age in the U.S.
Anna K. Harding +3 more
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Changing bryozoan fauna in Otago Harbour reflects growing urbanisation and globalisation
ABSTRACT A comparison between historic reports dating from 1884 (78 records of 35 species) to the bryozoan fauna present today (98 colonies of 14 species) reveals considerable faunal change in Otago Harbour / Te Wai Ōtākou (45° 50'S 170° 38'E) in Dunedin, east coast of South Island, Aotearoa New Zealand.
Tyler M. Feary, Abigail M. Smith
wiley +1 more source
Interaction of excitation and inhibition in processing of pure tone and amplitude-modulated stimuli in the medial superior olive of the mustached bat [PDF]
1. In mammals with good low-frequency hearing, the medial superior olive (MSO) processes interaural time or phase differences that are important cues for sound localization.
Grothe, Benedikt
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Foodborne Hazards and Novel Technologies in Ready‐to‐Eat Crustaceans
Biological hazards, including Listeria monocytogenes, norovirus, Salmonella, and Vibrio spp., and chemical hazards, including heavy metals, biotoxins, pesticides, pharmaceuticals, and personal care products, are of great concern regarding crustaceans and their consumption.
Dongli Dong +3 more
wiley +1 more source
Argulus Ambystoma, a New Species Parasitic on the Salamander Ambystoma Dumerilii from Mexico (Crustacea: Branchiura: Argulidae) [PDF]
Author Institution: Department of Zoology, Southern Illinois UniversityA new species of Argulus is described based on 18 specimens taken from the salamander (achoque or ajolote) Ambystoma dumerilii Duges, collected in Lake Patzcuaro, Michoacan, Mexico ...
Poly, William J.
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Modelling Dominance Hierarchies Under Winner and Loser Effects [PDF]
Animals that live in groups commonly form themselves into dominance hierarchies which are used to allocate important resources such as access to mating opportunities and food.
Broom, M., Kandler, A., Kura, K.
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Why are probabilistic laws governing quantum mechanics and neurobiology?
We address the question: Why are dynamical laws governing in quantum mechanics and in neuroscience of probabilistic nature instead of being deterministic?
Abbot +68 more
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