Results 51 to 60 of about 308 (134)

Disparity of turbinal bones in placental mammals

open access: yesThe Anatomical Record, Volume 309, Issue 4, Page 749-777, April 2026.
Abstract Turbinals are key bony elements of the mammalian nasal cavity, involved in heat and moisture conservation as well as olfaction. While turbinals are well known in some groups, their diversity is poorly understood at the scale of placental mammals, which span 21 orders.
Quentin Martinez   +11 more
wiley   +1 more source

TLR4 and TLR8 variability in Amazonian and West Indian manatee species from Brazil [PDF]

open access: yesGenetics and Molecular Biology
Amazonian (Trichechus inunguis) and West Indian (Trichechus manatus) manatees are aquatic mammals vulnerable to extinction found in the Amazon basin and the coastal western Atlantic.
Tatiana Maia de Oliveira   +10 more
doaj   +2 more sources

Evolution of Animal Parasitism in Nematodes of the Suborder Spirurina

open access: yesEcology and Evolution, Volume 16, Issue 4, April 2026.
This study reconstructs the evolutionary history of parasitism in Spirurina by integrating ancestral state reconstruction (ASR) with a comprehensive phylogenetic framework. Our analyses reveal clear patterns of hostswitching and major transitions in host associations, providing the first broad evolutionary perspective on parasitism within this group ...
Seiya Nagae, Koichi Hasegawa
wiley   +1 more source

Predicting Karenia brevis Induced Respiratory Irritation at Individual Southwest Florida Beaches Using Cell Abundances Plus Wind Direction and Speed

open access: yesGeoHealth, Volume 10, Issue 4, April 2026.
Abstract Nearly annually, blooms of the dinoflagellate Karenia brevis form along the southwest Florida coast leading to a variety of negative impacts, including respiratory irritation (RI) in humans. To limit these impacts, NOAA's National Centers for Coastal Ocean Science (NCCOS) developed a RI model to provide beach‐goers with a category‐based ...
K. M. Collins   +6 more
wiley   +1 more source

Bottlenose Dolphins and Antillean Manatees Respond to Small Multi-Rotor Unmanned Aerial Systems

open access: yesFrontiers in Marine Science, 2018
Unmanned aerial systems (UASs) are powerful tools for research and monitoring of wildlife. However, the effects of these systems on most marine mammals are largely unknown, preventing the establishment of guidelines that will minimize animal disturbance.
Eric A. Ramos   +6 more
doaj   +1 more source

Development of Isothermal Amplification Assays for the Identification of Spodoptera eridania and Spodoptera ornithogalli (Lepidoptera: Noctuidae) Using Mitochondrial Gene Sequences

open access: yesEntomological Research, Volume 56, Issue 4, April 2026.
ABSTRACT Although the southern armyworm (SAW), Spodoptera eridania, and the yellow‐striped armyworm (YSAW), Spodoptera ornithogalli, have not yet been introduced to Korea, they are listed as regulated quarantine pests in Korea because of their potential to cause serious economic losses in diverse agricultural crops upon introduction.
Seung Hyun Lee   +4 more
wiley   +1 more source

Cognition as a Conservation Tool: A Case Study of Florida Manatees and Boat Strikes

open access: yesMarine Mammal Science, Volume 42, Issue 2, April 2026.
ABSTRACT Boat strikes injure and kill large numbers of Florida manatees (Trichechus manatus latirostris) each year. Management actions taken to mitigate this threat can be potentially enhanced by consideration of manatee cognitive processes. The role of cognition in marine mammal conservation has received little consideration in the literature.
Gordon B. Bauer   +7 more
wiley   +1 more source

Endoparasite survey in Amazonian manatees (Trichechus inunguis) under rehabilitation in the Peruvian Amazon

open access: yesInternational Journal for Parasitology: Parasites and Wildlife
Manatee populations are declining worldwide, and all currently existing species are considered vulnerable by the IUCN. The most common problems during nurturing young Amazonian manatees, Trichechus inunguis, in rescue centres are of gastrointestinal ...
Philipp Sziderics   +11 more
doaj   +1 more source

Manatee cognition and behavior: a neurobiological perspective on an unusual constellation of senses and a unique brain

open access: yesFrontiers in Behavioral Neuroscience
The nervous systems of manatees are strikingly unique across multiple dimensions. Manatees have the largest lissencephalic (smooth) brains in the animal kingdom, and demonstrate unusual somatosensory anatomy and physiology in the peripheral and central ...
Peter F. Cook   +5 more
doaj   +1 more source

Parasite fauna of wild Antillean manatees (Trichechus manatus manatus) of the Andean Region, Colombia

open access: yesParasites & Vectors, 2019
Background Antillean manatees (Trichechus manatus manatus) are large herbivorous aquatic mammals living in limited areas of South, Central and North America.
Juan Vélez   +8 more
doaj   +1 more source

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