Results 81 to 90 of about 29,536 (262)

A computational framework to characterize and compare the tonal repertoires of toothed whales

open access: yesMethods in Ecology and Evolution, EarlyView.
Abstract Toothed whales, despite being one of the most acoustically specialized lineages of vertebrates, lack detailed vocal repertoire characterizations comparable to those of songbirds and primates. Current descriptions often lack standardization, limiting interspecies and intraspecies comparisons critical for understanding the contribution of ...
Maia Austin   +7 more
wiley   +1 more source

Reduced bonobo MHC class I diversity predicts a reduced viral peptide binding ability compared to chimpanzees

open access: yesBMC Evolutionary Biology, 2019
Background The highly polymorphic genes of the major histocompatibility complex (MHC) class I are involved in defense against viruses and other intracellular pathogens. Although several studies found reduced MHC class I diversity in bonobos in comparison
Vincent Maibach, Linda Vigilant
doaj   +1 more source

Forgetting in chimpanzees (Pan troglodytes): What is the role of interference?

open access: yesPLoS ONE, 2020
Humans are constantly acquiring new information and skills. However, forgetting is also a common phenomenon in our lives. Understanding the lability of memories is critical to appreciate how they are formed as well as forgotten.
Gema Martin-Ordas   +2 more
doaj   +1 more source

Remote Sensing Image Fusion Based on Two-stream Fusion Network [PDF]

open access: yesarXiv, 2017
Remote sensing image fusion (also known as pan-sharpening) aims at generating high resolution multi-spectral (MS) image from inputs of a high spatial resolution single band panchromatic (PAN) image and a low spatial resolution multi-spectral image. Inspired by the astounding achievements of convolutional neural networks (CNNs) in a variety of computer ...
arxiv  

Population Viability Analysis to Inform Reintroduction Decisions for a Group‐Living Primate, the Barbary Macaque

open access: yesAnimal Conservation, EarlyView.
We developed a population viability analysis to inform reintroduction strategies for the endangered Barbary macaque (Macaca sylvanus), incorporating age‐specific vital rates, release costs on survival and reproduction, environmental and demographic stochasticity, and catastrophic events.
Elisa Neves   +8 more
wiley   +1 more source

A q-analogue of Wolstenholme's harmonic series congruence [PDF]

open access: yesarXiv, 2005
We establish a q-analogue of Wolstenholme's harmonic series congruence.
arxiv  

Strategies, costs and counter‐strategies to sexual coercion

open access: yesBiological Reviews, EarlyView.
ABSTRACT Sexual conflict, the conflict between the evolutionary interests of females and males over mating, occasionally results in the evolution of traits favourable for one sex and adverse for the other. In this context, males can use sexual coercion to increase their mating success, at the expense of their female targets' mate choice.
Nikolaos Smit
wiley   +1 more source

Habitat differentiation among three Nigeria–Cameroon chimpanzee (Pan troglodytes ellioti) populations

open access: yesEcology and Evolution, 2019
Ecological niche models (ENMs) are often used to predict species distribution patterns from datasets that describe abiotic and biotic factors at coarse spatial scales.
Ekwoge E. Abwe   +13 more
doaj   +1 more source

Dogs (Canis familiaris), but not chimpanzees (Pan troglodytes), understand imperative pointing.

open access: yesPLoS ONE, 2012
Chimpanzees routinely follow the gaze of humans to outside targets. However, in most studies using object choice they fail to use communicative gestures (e.g. pointing) to find hidden food.
Katharina C Kirchhofer   +3 more
doaj   +1 more source

Arithmetic properties of q-Fibonacci numbers and q-Pell numbers [PDF]

open access: yesarXiv, 2005
We investigate some arithmetic properties of the q-Fibonacci numbers and the q-Pell numbers.
arxiv  

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