#evolutionary-biology

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A spider's windproof web

Garden spiders innovate to construct webs resilient to wind, showcasing evolution's adaptability to environmental factors.
#sexual-selection
from www.npr.org
4 days ago
OMG science

How parrot plumage gets its dazzling reds and yellows

Male birds use colorful feathers to attract females, facilitated by carotenoids acquired through diet.
Parrots uniquely synthesize their own pigments, using a specific enzyme for color variation.

Why The Matador Bug Is A Walking Red Flag | Defector

The matador bug's unique behavior of waving red flags on its legs is not primarily driven by sexual selection as previously assumed.

How parrot plumage gets its dazzling reds and yellows

Male birds use colorful feathers to attract females, facilitated by carotenoids acquired through diet.
Parrots uniquely synthesize their own pigments, using a specific enzyme for color variation.

Why The Matador Bug Is A Walking Red Flag | Defector

The matador bug's unique behavior of waving red flags on its legs is not primarily driven by sexual selection as previously assumed.
moresexual-selection

Do Spiders Dream Like Humans Do?

Jumping spiders exhibit unique hunting behaviors and visual capabilities, prompting research into their sleep patterns and evolutionary significance.
#social-behavior

Beyond spooky: Vampire bats weave surprisingly complex social webs

Vampire bats exhibit complex social behaviors, forming reciprocal relationships and sharing food to enhance survival despite a challenging diet.
Their adaptations highlight unique evolutionary strategies among mammals.

Bottlenose dolphins smile' while playing

Bottlenose dolphins exhibit a smile-like facial expression during play, reflecting their intelligence and social communication capabilities.

Beyond spooky: Vampire bats weave surprisingly complex social webs

Vampire bats exhibit complex social behaviors, forming reciprocal relationships and sharing food to enhance survival despite a challenging diet.
Their adaptations highlight unique evolutionary strategies among mammals.

Bottlenose dolphins smile' while playing

Bottlenose dolphins exhibit a smile-like facial expression during play, reflecting their intelligence and social communication capabilities.
moresocial-behavior

How much energy does it take to make a baby? Researchers are rethinking what they know

Pregnancy energy demands are often underestimated, with actual costs significantly exceeding previous mathematical models, especially for humans.

There's a wrinkle or many in the story behind an elephant's trunk

The number of wrinkles on an elephant's trunk correlates with specific structures in their brain, reflecting rapid growth patterns.
#trait-development

These fish use their 'legs' for more than walking - Harvard Gazette

The scuttling sea robin serves as a unique evolutionary model to study trait development and organ formation, with potential implications for understanding human biology.

Lizard that Hulks out shows off its superhero genes

Podarcis muralis nigriventris exhibits Hulk-like traits due to introgression from different lineages, leading to unique physical features and aggressiveness.

These fish use their 'legs' for more than walking - Harvard Gazette

The scuttling sea robin serves as a unique evolutionary model to study trait development and organ formation, with potential implications for understanding human biology.

Lizard that Hulks out shows off its superhero genes

Podarcis muralis nigriventris exhibits Hulk-like traits due to introgression from different lineages, leading to unique physical features and aggressiveness.
moretrait-development
#marine-biology
from Nature
1 month ago

This fish's legs are made for walking - and tasting the seafloor

The northern sea robin uses its limbs not only for locomotion but also as sensory organs to locate buried prey.
from www.scientificamerican.com
1 month ago

These Bizarre Fish Walk on Six Legs and Taste the Location of Buried Prey

Kingsley's encounter with sea robins sparked a research initiative into the evolution of walking fish.

This fish's legs are made for walking - and tasting the seafloor

The northern sea robin uses its limbs not only for locomotion but also as sensory organs to locate buried prey.

These Bizarre Fish Walk on Six Legs and Taste the Location of Buried Prey

Kingsley's encounter with sea robins sparked a research initiative into the evolution of walking fish.
moremarine-biology

Here's Why Birds Look So Goofy When They RunAnd Dinosaurs May Have, Too

Birds utilize 'grounded running' as an efficient locomotion strategy, particularly at certain speeds, demonstrating energy efficiency in their unique gaits.

10 Medieval Studies' Articles Published Last Month - Medievalists.net

Medieval studies are incorporating diverse topics like social dynamics of violence in Viking society and their evolutionary implications.
Open-access articles provide valuable insights into recent findings in medieval research.

Is There Life in the Cosmos? New Observations and Experiments | HackerNoon

Life emerges as expected through complex phase transitions, not simple deductions.
Collectively autocatalytic small molecules may be the simplest forms of life.
Experimental diversity in molecular libraries may reveal fundamental life processes.

The fish with the genome 30 times larger than ours gets sequenced

The South American lungfish reveals a unique evolutionary story of extensive DNA expansion with less gene diversity, challenging previous assumptions about vertebrate ancestry.

Startling genome discovery in butterfly project reveals impact of climate change in Europe

The chalkhill blue butterfly in Europe has different chromosome numbers depending on its location due to evolving behavior while moving northwards post-glacial periods.

Celebrating Evolution: Vhils and Bordalo II Honor Darwin | stupidDOPE

Darwin's concept of natural selection revolutionized evolutionary biology, highlighting the common ancestry between humans and primates.

Chimpanzees gesture back and forth during conversations - like humans

Chimpanzees display turn-taking and conversation-like gestures similar to human interactions.

Biologist Rosemary Grant: Evolution happens much quicker than Darwin thought'

The Grants' 40-year study of Darwin's finches shows evolution by natural selection in real-time.
#genome-size

Biggest genome ever found belongs to this odd little plant

A small fern-like plant, Tmesipteris oblanceolata, has the largest genome discovered with 160 billion base pairs, exceeding the human genome by over 50 times.

Tiny Fern Has World's Largest Genome

A tiny fern-like plant, Tmesipteris oblanceolata, holds the largest genome ever discovered with 160 billion base pairs.

Biggest genome ever found belongs to this odd little plant

A small fern-like plant, Tmesipteris oblanceolata, has the largest genome discovered with 160 billion base pairs, exceeding the human genome by over 50 times.

Tiny Fern Has World's Largest Genome

A tiny fern-like plant, Tmesipteris oblanceolata, holds the largest genome ever discovered with 160 billion base pairs.
moregenome-size

How Did Cockroaches Reach Global Domination?

The German cockroach, a species widespread in the world, adapted to humans with incredible speed and specificity, tracing its origins and spread globally in recent research.

How Wasps Make Use of Biological Weapons To Conquer Their Prey

Parasitic wasps have domesticated viruses to use as biological weapons against their insect hosts.

Snore of Value: Bitcoin's Sleepwalk Towards Stasis

Evolution is a reactive process and can lead to extinction if rapid changes occur.

Fossils document evolutionary changes of jaw joint to mammalian middle ear - Nature

Fossils from Jurassic mammals show transition in middle ear evolution from load-bearing to exclusively auditory function.
Evidence of gradual loss of load-bearing function in articular-quadrate jaw joint in early mammaliaforms.

For Some Mammals, Large Adult Daughters, Not Sons, Are the Norm

Female elephant seals can be significantly smaller than males due to sexual size dimorphism.
Research challenges the notion that male mammals are always larger, highlighting the need for more studies on mating systems and evolutionary forces.

Daily briefing: How humans lost their tails

Primates with tails lack a specific DNA insertion found in humans and other apes.
Dwarf galaxies played a crucial role in clearing the cosmic fog after the Big Bang.

New Linguistics Technique Could Reveal Who Spoke the First Indo-European Languages

Indo-European languages share a common origin traced back thousands of years.
A new analysis suggests the origin of the Indo-European language may have been with a community of farmers in Anatolia, modern-day Turkey.

Behold, the 'Giga-Goose'

Researchers uncovered and reconstructed the skull of a giant flightless bird nicknamed giga-goose, solving long-standing speculations about its ancestry.

Cuckoo Chicks Are Sleeper Agents in Evolutionary Arms Race

Speciation can occur through an arms race between exploiters and victims, leading to mimicry and potentially new species.

Is swimming in the sea really any good for you? What the science says

Sea swimming is popular and often referred to as cold water swimming, with no strict definition of 'cold' for sea water temperatures.

A late-Ediacaran crown-group sponge animal - Nature

Precambrian sponge fossils existed before the Cambrian period without biomineralized spicules.

Ants can perform life-saving amputations on their wounded, study says

Ants, specifically Florida carpenter ants, perform life-saving amputations on wounded nestmates, showcasing sophisticated care strategies within the species.

Fasting to Heal Autoimmune Disease

Fasting is a crucial tool for managing autoimmune diseases, improving metabolic and immune function.
Fasting is deeply rooted in cultural and religious traditions and has evolutionary biological benefits.

Extended maternal care central factor to human other animal, longevity

The relationship between mother and child may contribute to humans living longer lives.

Tiny deep-sea squid spotted protecting giant eggs may be a new species

A new deep-sea squid species was discovered due to its unique reproductive habits, devoting more resources to fewer and larger eggs than traditional deep-sea squids.

Mothers' care is central factor in animal, human longevity | Cornell Chronicle

The mother-child relationship may contribute to humans' longer lifespan.
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