Results 61 to 70 of about 4,397,811 (228)

Persistent Contaminants and Herpesvirus OtHV1 Are Positively Associated With Cancer in Wild California Sea Lions (Zalophus californianus)

open access: yesFrontiers in Marine Science, 2020
The prevalence of cancer in wild California sea lions (Zalophus californianus) is one of the highest amongst mammals, with 18–23% of adult animals examined post-mortem over the past 40 years having urogenital carcinoma. To date, organochlorines, genotype
Frances M. D. Gulland   +13 more
doaj   +1 more source

Buildings as accidental habitat: Where animals nest, sleep and forage

open access: yesPeople and Nature, EarlyView.
Abstract Animals have long inhabited human buildings alongside us, but our understanding comes from isolated studies, such as reports of a possum in the roof or a bat in our walls. What we lack is the building's perspective: which building features actually serve as habitat and for whom?
Bethany M. Kiss   +6 more
wiley   +1 more source

Kasper: Skeletal Identification of California Sea Lions and Harbor Seals for Archaeologists [PDF]

open access: yes, 1981
Skeletal Identification of California Sea Lions and Harbor Seals for Archaeologists. Jan C. Kasper. San Diego Museum of Man Ethnic Technology Notes No.
Hildebrandt, William R
core   +1 more source

Hematology of mountain lions (Puma concolor) in the Sierra Nevada, California, USA: effect of sex, season, or location?

open access: yesCalifornia Fish and Wildlife Journal, 2020
There is a paucity of published hematological data for wild, free-ranging mountain lions (Puma concolor). We collected such information from mountain lions occurring at mid-elevations to increase available baseline information. We captured and sampled
Vernon C. Bleich   +3 more
doaj   +1 more source

Phylogeny and Pathology of Anisakids Parasitizing Stranded California Sea Lions (Zalophus californianus) in Southern California

open access: yesFrontiers in Marine Science, 2021
In marine mammals, nematode-inflicted pathological lesions combined with other pathogens and factors (i.e., pollution, climate change, domoic acid poisoning events, and seasonal El Nino starvation events) negatively impact pinnipeds’ health and may cause
Jerko Hrabar   +9 more
doaj   +1 more source

Juvenile and Pubertal Exposure to Polystyrene Nanoplastics Impairs Epididymal Structure and Sperm Quality in Mice

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Nanoplastics (NPs) are emerging environmental contaminants capable of crossing biological barriers, accumulating in tissues, and disrupting physiological pathways. The male reproductive system is particularly vulnerable during the postnatal period, a developmental window characterized by intense testicular differentiation and epididymal ...
Gabriel Magalhães Oliveira Rigo   +10 more
wiley   +1 more source

Modelling the surprising recolonisation of an understudied aquatic mammal in a highly urbanised area: fortune favoured the smooth‐coated otter in Singapore

open access: yesWildlife Biology, EarlyView.
Ever‐growing human activities present an active and continuing threat to many species throughout the world. Nevertheless, concerted conservation efforts in some regions have balanced these threats and allowed endangered species to recolonise former parts of their original ranges and reverse their decline.
Kilian Hughes   +2 more
wiley   +1 more source

Fine-scale site fidelity in California sea lions, Zalophus californianus, in the colony at Los Islotes, La Paz Bay, Mexico

open access: yesCiencias Marinas, 2019
Fine-scale site fidelity in polygynous pinnipeds influences individual interactions, social stability, and gene flow; over time, demographic processes may be altered, and local extinction of some colonies may occur.
Andrea Rayas-Estrada   +1 more
doaj   +1 more source

Sea Lion Rookeries of Southern California [PDF]

open access: yesScientific American, 1899
n ...
openaire   +2 more sources

Citizen science project on urban canids provides different results from camera traps but generates interest and revenue

open access: yesWildlife Biology, EarlyView.
As urbanization increases, wildlife increasingly encounters people. Coyotes Canis latrans and red foxes Vulpes vulpes are two canid species that have readily adapted to urban environments. Citizen science has emerged as a low‐cost method of collecting data on urban‐adapted species that can benefit management agencies but may provide different results ...
Neville F. Taraporevala   +2 more
wiley   +1 more source

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