Results 171 to 180 of about 6,373 (258)

Dynamic colour change predicts movement behaviour in a diadromous fish

open access: yesJournal of Fish Biology, EarlyView.
Abstract Dynamic changes in colour and pattern facilitate key behavioural functions in animals, particularly camouflage for predator avoidance. However, the benefits of colour change depend on the environmental and behavioural contexts. We tested how colour change interacts with movement behaviour in a freshwater fish by filming individuals in an open ...
Joshua S. Barrow, John R. Morrongiello
wiley   +1 more source

Retrospective multicenter analysis of causes of death in wild mammals in Southern Germany (2019-2023). [PDF]

open access: yesFront Vet Sci
Nowak M   +27 more
europepmc   +1 more source

Intra‐annual energy density cycles of spring‐ and fall‐spawning Atlantic herring Clupea harengus reveal different reproductive allocation tactics

open access: yesJournal of Fish Biology, EarlyView.
Abstract Atlantic herring Clupea harengus are total spawners that exhibit a large degree of reproductive plasticity and have substantial intra‐annual variation in their energetic condition. Recent research suggests that the species may be declining in energetic condition in the northwest Atlantic Ocean from the few historical records, but comparisons ...
Joseph B. Warren   +2 more
wiley   +1 more source

A first case of <i>Hepatozoon</i> infection in a wild Amami rabbit (<i>Pentalagus furnessi</i>) in Tokunoshima Island, Japan. [PDF]

open access: yesInt J Parasitol Parasites Wildl
Saito T   +9 more
europepmc   +1 more source

DNA‐based identification of anadromous fishes (Alosa spp., Family Clupeidae) in stomach contents of marine groundfish

open access: yesJournal of Fish Biology, EarlyView.
Abstract Using DNA techniques for prey identification is an emerging approach for enhancing the precision and accuracy of trophic information. We evaluated the effectiveness of DNA‐based prey identification in conjunction with visual stomach content analysis of commercially important groundfish in the nearshore Gulf of Maine, with a focus on ...
Landon P. Falke   +3 more
wiley   +1 more source

Chicken or egg? The evolutionary riddle of CMS and Rf in plants

open access: yesJournal of Integrative Plant Biology, EarlyView.
Cytoplasmic male sterility (CMS) reduces pollen fertility and nuclear Rf genes restore fertility. This Commentary explores support for the “arms race” and “pre‐adaptation” models for CMS–Rf co‐evolution. CMS and Rf interact dynamically, influencing plant reproduction, stress tolerance, and hybrid seed production, highlighting co‐evolutionary processes ...
Peilin Wang   +4 more
wiley   +1 more source

Influence of human disturbance on the activity patterns and spatiotemporal interactions of wolves and their prey in an Italian stronghold

open access: yesJournal of Zoology, EarlyView.
The intensification of human activities exerts an influence on animal behaviour, resulting in noticeable shifts in species distributions, movements, and activity patterns. Differential responses among sympatric species, influenced by human disturbance, have the potential to alter species interactions, such as predator‐prey relationships.
F. Brivio   +9 more
wiley   +1 more source

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