#evolutionary-biology — Public Fediverse posts

A political or religious cult functions as a synthetic, weaponized ecosystem meticulously structured to hijack adaptive human evolutionary traits, manipulate neurochemistry, and enforce cognitive compliance through systemic biological pressure.
#WhatIs #EvolutionaryBiology #Neurobiology #BehavioralPsychology #Neuroscience #sflorg
https://www.sflorg.com/2026/05/wi05142601.html

Daphnia (water fleas) exhibit phenotypic plasticity by altering their physical structure—such as growing enlarged heads or defensive spines—in direct response to chemical signals emitted by nearby predators.
#ChemicalEcology #MolecularBiology #EvolutionaryBiology #Limnology #sflorg
https://www.sflorg.com/2026/05/eco05132601.html

The virome refers to the vast, complex, and heterogeneous collection of all viruses that are found in or on an organism, or within a specific environmental ecosystem. To truly comprehend the sheer scale of this biological "dark matter," one must examine the staggering numerical reality of viral abundance.
#Virology #Microbiology #Immunology #EvolutionaryBiology #Neurology #Ecology #MarineBiology #sflorg
https://www.sflorg.com/2026/05/wi05132601.html

A mathematical framework demonstrating that gradual environmental change can trigger a sudden tipping point where a species' ability to genetically adapt fails, leading to abrupt population fragmentation or range collapse.
#Biomathematics #EvolutionaryBiology #Conservation #Ecology #sflorg
https://www.sflorg.com/2026/05/ebio05112601.html

The human gut microbiome is composed of evolutionarily distinct, highly adapted bacterial lineages rather than broadly homogeneous species. These specialized populations emerge through continuous evolutionary adaptation to specific ecological niches within the human digestive tract.
#Microbiology #EvolutionaryBiology #Genomics #sflorg
https://www.sflorg.com/2026/05/mcb05062601.html

Crassulacean Acid Metabolism (CAM) is a highly water-efficient form of photosynthesis where plants absorb carbon dioxide at night to minimize daytime evaporation. Recent genomic analysis of the tropical tree genus Clusia reveals that the extraordinary diversity of its CAM traits evolved through ancient genome duplications followed by millions of years of genetic restructuring.
#Genomics #EvolutionaryBiology #Botany #MolecularBiology #sflorg
https://www.sflorg.com/2026/05/geno05052601.html

Molecular emergence is the scientific phenomenon in which simple chemical building blocks combine to form complex systems with entirely new, unpredictable properties that cannot be derived from their individual components. It provides a theoretical framework for understanding the profound transition from non-living matter to self-replicating, living systems.
#OrganicChemistry #ChemicalBiology #EvolutionaryBiology #sflorg
https://www.sflorg.com/2026/05/chm05052601.html

Fungal effector proteins, which modern pathogens use to infect their hosts, originally evolved from ancient antimicrobial proteins utilized for basic microbial competition.
#EvolutionaryBiology #Microbiology #Botany #Mycology #sflorg
https://www.sflorg.com/2026/04/ebio04302601.html

#evolutionarybiology

The story of human handedness stretches back millions of years and weaves together evolutionary pressure, brain architecture, embryonic biology and a healthy dose of genetic complexity we haven’t fully untangled. Here’s what we’ve learned so far, according to research in evolutionary biology.

https://www.forbes.com/sites/scotttravers/2026/04/25/why-are-90-of-humans-right-handed-an-evolutionary-biologist-explains/

Approximately 50 million years ago, the evolutionary adaptation allowing fish to bite and scrape food directly from hard surfaces triggered a rapid acceleration in species diversification across marine and freshwater ecosystems.
#EvolutionaryBiology #MarineBiology #Ichthyology #sflorg
https://www.sflorg.com/2026/04/ebio04282601.html

Two million years ago, ancestors’ brains were 900cc. In a radical shift—a mere 100,000 years—that volume hit 1600. It doubled.

Evolution usually demands millions of years. But here it was: a sudden surge in complexity that the standard timeline cannot explain.

Read the full anatomy:

The Psilocybin Code That Hacked Human Software

https://medium.com/the-haven/the-psilocybin-code-that-hacked-human-software-ffbb03f3c6f3

#H_Willraft #Evolution #Neuroscience #Psilocybin #Anthropology #Biology #History #EvolutionaryBiology #Science #Medium #Philosophy

Cross-species implementation of an innate courtship behavior by manipulation of the sex-determinant gene https://www.science.org/doi/10.1126/science.adp5831

One gene is enough to start gift giving behavior! First transfer of behavior from one species to another.

"If I didn't buy you sweets, my dear, it's because I lack the gene."

#evolutionarybiology #biology #animalbehaviour

Researchers have discovered a previously unknown self-replicating circular RNA replicon within high-temperature hot spring microbiomes.
#EvolutionaryBiology #Microbiology #Virology #Environmental #sflorg
https://www.sflorg.com/2026/04/ebio04212601.html

The EVApeCognition dataset is an open-access repository compiling 18 years of experimental data on great ape behavior and cognition. It integrates 262 experimental datasets from 150 publications, encompassing studies of over 80 great apes to analyze how these animals think, learn, and perceive the world.
#ComparativePsychology #EvolutionaryBiology #BiologicalAnthropology #BehavioralSciences #sflorg
https://www.sflorg.com/2026/04/psy04212601.html

Genetic analyses of ancient skeletons from a megalithic tomb in France reveal a dramatic population collapse during the "Neolithic decline" around 3000 BC, which was subsequently followed by the immigration and genetic replacement by a distinct population from southern Europe.
Archaeogenetics #Archaeology #Paleopathology #EvolutionaryBiology, #BiologicalAnthropology #sflorg
https://www.sflorg.com/2026/04/arch04202601.html

Assisted evolution is a proactive conservation strategy designed to accelerate the natural adaptation rates of corals, enabling them to survive increasingly severe marine heatwaves. It relies on the selective breeding of corals based on specific heritable traits, including growth, reproduction, and thermal tolerance.
#EvolutionaryBiology #Ecology #Genetics #MarineBiology #Conservation #sflorg
https://www.sflorg.com/2026/04/ebio04182601.html

Landmark ancient-genome study shows surprise acceleration of human evolution

https://www.nature.com/articles/d41586-026-01204-5

#HackerNews #ancientgenomics #human #evolution #evolutionarybiology #geneticresearch

Elaborate courtship dances in male zebra #finches function primarily as indicators of superior physical health and motor skills rather than serving as markers of general intelligence.
#EvolutionaryBiology #Ethology #CognitiveScience #Ornithology #sflorg
https://www.sflorg.com/2026/04/ebio04172601.html

Paleontologists unearthed a new species of long-necked dinosaur, Bicharracosaurus dionidei, in the Patagonian province of Chubut, Argentina, dating back to the Late Jurassic period approximately 155 million years ago.
#Paleontology #EvolutionaryBiology #Geology #sflorg
https://www.sflorg.com/2026/04/pal04162601.html

A comprehensive, continent-wide genomic analysis of African elephants revealing that while historical populations sustained genetic robustness through vast continental connectivity, modern herds are experiencing severe genetic isolation and inbreeding due to habitat fragmentation.
#Genomics #EvolutionaryBiology #Conservation #Zoology #sflorg
https://www.sflorg.com/2026/04/geno04162601.html

Understanding quorum sensing fundamentally reframes microscopic organisms not as solitary entities, but as highly social, coordinated societies. By intercepting these chemical lexicons, modern science can sustainably manage devastating human diseases, balance complex ecosystems.
#WhatIs #Microbiology #Biochemistry #BiomolecularBiology, #EvolutionaryBiology #Oncology #Pharmaceutical #MarineBiology #QuorumSensing #sflorg
https://www.sflorg.com/2026/04/wi04152601.html

Avian kleptoparasitism is a behavioral ecological phenomenon wherein birds steal nest-building materials, such as twigs and moss, from the nests of neighboring individuals rather than foraging for them independently.
#Ornithology #BehavioralEcology #EvolutionaryBiology #Conservation #sflorg
https://www.sflorg.com/2026/04/bs04152601.html

Microbes adapt to entirely new habitats—such as migrating from soil to freshwater lakes—by utilizing two divergent evolutionary pathways: expanding their genome to acquire new functional traits, or drastically reducing their genome to minimize resource dependency.
#EvolutionaryBiology #MicrobialEcology #Genomics #Limnology #Bioinformatics #sflorg
https://www.sflorg.com/2026/04/ebio04142601.html

🦗 Could insect ears inspire the future of acoustic technology?

🔗 Comparative Analysis of Morphological and Acoustic Correlates of Bush-Cricket Tympanic Membranes. Computational and Structural Biotechnology Journal (CSBJ). DOI: https://doi.org/10.34133/csbj.0035

📚 CSBJ - A Science Partner Journal: https://spj.science.org/journal/csbj

#Bioinspiration #Biomimetics #Acoustics #Bioacoustics #EvolutionaryBiology #Biosensors #Entomology #Neuroscience

Now published in Peer Community Journal, #evolutionarybiology section: Context-dependent oviposition reveals strong association between acceptance and preference in the Mediterranean fruit fly
https://peercommunityjournal.org/articles/10.24072/pcjournal.704/

Now published in Peer Community Journal, #evolutionarybiology section: Wing shape evolution is not constrained by ancestral genetic covariances in the invasive Drosophila suzukii. https://peercommunityjournal.org/articles/10.24072/pcjournal.707/

Postdoctoral position in the Perry Lab, UC San Diego
University of California, San Diego

Join the Perry Lab as a #neural #evolution Postdoc.

See the full job description on jobRxiv: https://jobrxiv.org/job/university-of-california-san-diego-27778-postdoctoral-position-in-the-perry-lab-uc-san-diego/

#animalbehavior #developmentalbiology #EvolutionaryBiology #g...
https://jobrxiv.org/job/university-of-california-san-diego-27778-postdoctoral-position-in-the-perry-lab-uc-san-diego/?fsp_sid=11073

Climate change is prompting tree swallows to nest up to two weeks earlier in the spring, increasing their exposure to sudden cold snaps that hinder nestling growth and survival. However, individual variations in behavioral resilience among adult birds can dictate the survival rates of their offspring during these short-term temperature fluctuations.
#Ecology #EvolutionaryBiology #Ornithology #Climatology #sflorg
https://www.sflorg.com/2026/04/eco04062602.html

Our modern vision evolved from an ancient one-eyed worm creature

#evolution #evolutionarybiology

https://theconversation.com/our-modern-vision-evolved-from-an-ancient-one-eyed-worm-creature-278120