Biologist explains why there were so many mosquitoes this year
If you think there were more mosquitoes this year than usual, you're not wrong.
Plants & Animals
Sep 22, 2023
0
50
News tagged with sexual dimorphism
The function and evolution of a genetic switch controlling sexually dimorphic eye differentiation in honeybees
Bee researchers at Heinrich Heine University Düsseldorf (HHU) headed by Professor Dr. Martin Beye have identified a new gene in honeybees, which is responsible for the dimorphic eye differentiation between males and females ...
Evolution
Feb 13, 2023
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135
How giants became dwarfs: Exploring size difference in sexual dimorphism
Difference in body size (or sexual dimorphism) between males and females is common across the animal kingdom. One of the most extreme examples of sexual dimorphism is found in the cichlid fish species Lamprologous callipterus ...
Evolution
Feb 9, 2023
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28
Examining how urbanization induces changes in invasive toad populations
Biodiversity is increasingly diminished by humanity's many impacts, one major aspect of which is urbanization. Although there are a lot of studies reporting that urbanization influences wildlife population sizes and distributions, ...
Evolution
Sep 7, 2022
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38
Did male and female dinosaurs differ? A new statistical technique is helping answer the question
In most animal species, males and females differ. This is true for people and other mammals, as well as many species of birds, fish and reptiles. But what about dinosaurs? In 2015, I proposed that variation found in the iconic ...
Paleontology & Fossils
Feb 2, 2022
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280
Team succeeds in culturing the pygmy zebra octopus
For generations, scientists have relied on a handful of organisms to study the fundamentals of biology. The usual suspects—fruit flies, zebrafish, and mice, among others—all have short lifespans, small body size, can ...
Plants & Animals
Dec 22, 2021
1
83
Voices of reason? Study links acoustic correlations, gender to vocal appeal
What makes a voice attractive? The question is the subject of broad interest, with far-reaching implications in our personal lives, the workplace, and society.
General Physics
Aug 31, 2021
1
40
Male Y chromosome facilitates the evolution of sex differences in body size
Females and males differ in many ways and yet they share the same genome. The only exception is the male Y chromosome. Using beetles as a study system, new research from Uppsala University, now published in Nature Ecology ...
Evolution
Aug 24, 2021
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359
Dinosaur frills were likely the result of sexual selection
Why dinosaurs evolved such a huge diversity of crests and frills on their skulls has long been an enigma.
Evolution
Feb 8, 2021
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184
Asian butterfly populations show different mimicry patterns thanks to genetic 'switch'
A new study by researchers at the University of Chicago and the City College of New York (CCNY) has identified a unique, genetic "mimicry switch" that determines whether or not male and female Elymnias hypermnestra palmflies ...
Plants & Animals
Jan 13, 2021
0
192
