Correlated pay-offs are key to cooperation

M Taborsky, JG Frommen… - … Transactions of the …, 2016 - royalsocietypublishing.org
The general belief that cooperation and altruism in social groups result primarily from kin
selection has recently been challenged, not least because results from cooperatively …

[HTML][HTML] Cooperating to compete: altruism, sexual selection and causes of male reproductive cooperation

SL Díaz-Muñoz, EH DuVal, AH Krakauer, EA Lacey - Animal Behaviour, 2014 - Elsevier
Highlights•Cooperation between males in reproductive contexts is an underappreciated and
puzzling behaviour.•We define male–male cooperation in reproduction and identify different …

Non-kin cooperation in bats

GS Wilkinson, GG Carter… - … Transactions of the …, 2016 - royalsocietypublishing.org
Many bats are extremely social. In some cases, individuals remain together for years or even
decades and engage in mutually beneficial behaviours among non-related individuals …

Male dominance, paternity, and relatedness in the Jamaican fruit‐eating bat (Artibeus jamaicensis)

J Ortega, JE Maldonado, GS Wilkinson… - Molecular …, 2003 - Wiley Online Library
We analysed variation at 14 nuclear microsatellite loci to assess the genetic structure,
relatedness, and paternity of polygynous Jamaican fruit‐eating bats. A total of 84 adults …

[PDF][PDF] Methods for assessing colony size, population size, and relative abundance of bats

TH Kunz, M Betke, NI Hristov, MJ Vonhof - … methods for the study of bats, 2009 - cs.bu.edu
ONE OF THE FIRST QUESTIONS asked by nearly everyone when they first visit a new city,
state, or country is," How many people live here?" Human demographers are interested in …

Communal defense of territories and the evolution of sociality

M Port, PM Kappeler… - The American …, 2011 - journals.uchicago.edu
The evolution of group living has attracted considerable attention from behavioral ecologists
working on a wide range of study species. However, theoretical research in this field has …

Sneaky copulations by subordinate males suggest direct fitness benefits from male–male associations in spotted bowerbirds (Ptilonorhynchus maculatus)

G Spezie, L Fusani - Ethology, 2023 - Wiley Online Library
Male spotted bowerbirds (Ptilonorhynchus maculatus) build and defend a structure of sticks
and straw—the bower—decorated with colourful objects to attract mates during the breeding …

No evidence for recovery in the population of sperm whale bulls off Western Australia, 30 years post-whaling

G Carroll, S Hedley, J Bannister, P Ensor… - Endangered Species …, 2014 - int-res.com
The global sperm whale Physeter macrocephalus population has been protected from large-
scale commercial whaling for> 25 yr, yet there is no clear evidence of recovery in any …

A new classification of mammalian uni-male multi-female groups based on the fundamental principles governing inter-and intrasexual relationships

SBSW Hex, K Tombak, DI Rubenstein - Behavioral Ecology and …, 2021 - Springer
Polygyny is the most common mating system in mammals, and many species form uni-male
multi-female groups (UM-MF units). Polygynous systems are traditionally distinguished …

Do male Trinidadian guppies adjust their alternative mating tactics in the presence of a rival male audience?

HL Auld, SB Jeswiet, JGJ Godin - Behavioral Ecology and Sociobiology, 2015 - Springer
Males in polygamous mating systems may inadvertently transmit information regarding their
mating preferences to bystanding sexual competitors, thereby permitting bystanders to use …