Scientists just found real teeth growing on a fish’s head

ScienceDaily
Oct 16, 2025, 5:36 am74 pts
Scientists discovered true teeth growing on the head of the spotted ratfish, a distant shark relative. The toothed structure, called a tenaculum, helps males hold onto females during mating. Genetic evidence shows these head teeth share the same origins as oral teeth, overturning assumptions that teeth only…

Read Article Share
Share Article
- email
- x.com
- facebook
- pocket
- reddit
- tumblr
- linkedin
- pinterest

Trending Today on EcoTopical

Hyundai’s electric SUV looks mean as an off-roader [Images]

Electrek

Hyundai’s electric SUV looks mean as an off-roader [Images] 128

BMW, Samsung SDI, and Solid Power join forces in the race for all-solid-state EV batteries

Electrek

BMW, Samsung SDI, and Solid Power join forces in the race for all-solid-state EV batteries 125

Judge sanctions Tesla for ‘willful’ and ‘deliberate’ violations in fatal crash lawsuit

Electrek

Judge sanctions Tesla for ‘willful’ and ‘deliberate’ violations in fatal crash lawsuit 123

SBTi moves to delay deadline for deforestation-free supply chains

Trellis

SBTi moves to delay deadline for deforestation-free supply chains 122

Hyundai IONIQ 5 gets a superhero costume from Brian Kim Designs

Electrek

Hyundai IONIQ 5 gets a superhero costume from Brian Kim Designs 120

Belize’s blue reputation vs. reef reality: Marine conservation wins, and what’s missing (commentary)

Mongabay

Belize’s blue reputation vs. reef reality: Marine conservation wins, and what’s missing (commentary) 120

California Still Has Some EV Purchasing Incentives

CleanTechnica

California Still Has Some EV Purchasing Incentives 117

PHYSorg

Bamboo tissue paper may not be as eco-friendly as you think 117

About EcoTopical

Welcome to EcoTopical Your daily eco-friendly green news aggregator.

Leaf through planet Earths environmental headlines in one convenient place. Read, share and discover the latest on ecology, science and green living from the web's most popular sites.

Featured

Uber, NVIDIA, & Stellantis Team Up On…

Uber, NVIDIA, & Stellantis Team Up On Robotaxis & AI

Land Carbon Sinks Cannot Keep Up, While Rising Temperatures Spread Disease and…

Tenways launches Wayfarer e-bike with…

Tenways launches Wayfarer e-bike with $577 savings at $1,899, Jackery Explorer…

Los Ecuatorianos Votarán Sobre la…

Los Ecuatorianos Votarán Sobre la Reforma Constitucional, que Podría Acabar…

Contrasting optical properties of fine particulate matter in Seoul and Mexico…

Simple checklist can help you choose the best way to green your space

Six new tube-nosed bats described from…

Six new tube-nosed bats described from the Philippines

How Walmart built a playbook for…

How Walmart built a playbook for deploying thousands of EVs and charging…

Enphase Announces Off-Grid Solar Power &…

Enphase Announces Off-Grid Solar Power & Energy Storage System

Americans for Ingredient Transparency:…

Americans for Ingredient Transparency: defending unhealthy processed foods