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Manuela Hoelterhoff

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Manuela Hoelterhoff
JOURNALIST | AUTHOR
Supersized Asian Carp Disguised as Goldfish  Are Gobbling Up the Great Lakes
Dec 13

Dec 13 Supersized Asian Carp Disguised as Goldfish  Are Gobbling Up the Great Lakes

Manuela Hoelterhoff & Mike DiPaola
Animal Welfare

The problem with goldfish is that “they can eat anything and everything.” That’s according to Christine Boston, an aquatic research biologist with Fisheries and Oceans Canada. The voracious fish, which are in fact a kind of East Asian carp, are living large in the Great Lakes, to the detriment of everything else.

An Extremely Rare White Alligator Pops Into View In Florida
Dec 12

Dec 12 An Extremely Rare White Alligator Pops Into View In Florida

Manuela Hoelterhoff & Mike DiPaola
Animal Welfare

A very rare white alligator was born this month at Gatorland, an alligator-themed park in Orlando, Florida. The gator is a girl, born along with a normal-colored twin brother.

These Penguins Take 10,000 Naps Per Day
Dec 7

Dec 7 These Penguins Take 10,000 Naps Per Day

Manuela Hoelterhoff & Mike DiPaola
Animals, The Natural World

When it comes to power naps, the chinstrap penguin is king. Researchers in Antarctica have determined that the species will doze off for four seconds per nap, up to 10,000 times a day. Their study appears in the journal Science.

David Bowie, a Lobster Way Too Rare to Eat
Dec 7

Dec 7 David Bowie, a Lobster Way Too Rare to Eat

Manuela Hoelterhoff & Mike DiPaola
Animal Welfare

We have noticed rare lobsters before. An even rarer specimen – a half-red, half-blue, bi-gendered creature – has wandered into a Maine lobsterman’s pot.

Oldest Land Animal Has Another Trip Around the Sun
Dec 5

Dec 5 Oldest Land Animal Has Another Trip Around the Sun

Manuela Hoelterhoff & Mike DiPaola
Animal Welfare

Jonathan the giant tortoise turned 191 years old (or so) this week, reaffirming his title as the oldest-living land animal. He’s been living large on St. Helena, a British territory in the South Atlantic, sharing the grounds with the island governor at Plantation House since the Victorian era. (And the ghost of Napoleon who died here just 51 years of age in 1851). 

Mysterious Respiratory Illness in Dogs Now Nationwide
Dec 4

Dec 4 Mysterious Respiratory Illness in Dogs Now Nationwide

Manuela Hoelterhoff & Mike DiPaola
Animal Companions, Animal Welfare

In August a mysterious canine illness broke out in Oregon, affecting at least 200 dogs. Since then, the respiratory ailment has spread to 14 states, and vets still don’t know what’s causing it.

Bomb Sniffing Shepherds Exclude Beagles From Their Sexy 2024 Calendar
Dec 3

Dec 3 Bomb Sniffing Shepherds Exclude Beagles From Their Sexy 2024 Calendar

Manuela Hoelterhoff & Mike DiPaola
Animal Heroes

For more than two decades, the Transportation Security Administration has been clogging airports (or keeping us safe, depending on one’s point of view), aided in part by about 1000 bomb-sniffing canines across the country. This week 15 of these photogenic working doggos are honored in the newly minted 2024 TSA Canine Calendar.

With A Little Lab Magic, the  Extinct Dodo Takes Another Step Toward Resurrection
Dec 1

Dec 1 With A Little Lab Magic, the  Extinct Dodo Takes Another Step Toward Resurrection

Manuela Hoelterhoff & Mike DiPaola

When we last checked in on the companies involved in de-extinction – the process of resurrecting species that have gone extinct – it was our view that resources would be better spent on “restoring the natural habitats of critically endangered species” rather than on cloning. 

Pianist Soothes Blind Elephant Trapped in Darkness With Beethoven’s Pathetique
Nov 29

Nov 29 Pianist Soothes Blind Elephant Trapped in Darkness With Beethoven’s Pathetique

Manuela Hoelterhoff & Mike DiPaola
Animal Welfare, Animal Companions, Animal Heroes

In western Thailand just outside Kanchanaburi, an elephant sanctuary is home to a few dozen rescued domestic elephants. They’ve had a difficult time, either born into a brutal life of logging or retirees from the slightly less degrading tourism trade.

Looking Back on the Cyclone that Smashed Through Mozambique
Nov 28

Nov 28 Looking Back on the Cyclone that Smashed Through Mozambique

Manuela Hoelterhoff & Mike DiPaola
Animal Welfare

In 2019, Cyclone Idai swept through Mozambique's Gorongosa National Park, which was bad for the animals but good for researchers. The 1,500-square-mile park is one of the most ecologically diverse preserves in the world, as well as the most technologically sophisticated.

Extremely Rare Rhino Born in English Zoo
Nov 27

Nov 27 Extremely Rare Rhino Born in English Zoo

Manuela Hoelterhoff & Mike DiPaola
Animal Welfare

If you’ve never witnessed the birth of a rhinoceros, do we have a video for you. This month the Chester Zoo in Cheshire, England announced the birth of the extremely rare Eastern black rhino.

Where Did All the Orcas Go? 
Nov 26

Nov 26 Where Did All the Orcas Go? 

Manuela Hoelterhoff & Mike DiPaola
Animal Welfare

The orcas were still at it off the coast of Spain on Halloween when a small but persistent pod of the killer whales harassed a boat for a solid 45 minutes, causing enough damage to sink it.

Unseen for Decades, Egg-Laying Mammal Creeps Back Into View
Nov 24

Nov 24 Unseen for Decades, Egg-Laying Mammal Creeps Back Into View

Manuela Hoelterhoff & Mike DiPaola
Animal Welfare, Conservation

No one had seen the extremely rare Attenborough’s long-beaked echidna since 1961, so it was assumed that the weird, egg-laying mammal was extinct. Earlier this month the beast that looks like a spiny anteater was rediscovered in Indonesia’s Cyclops Mountains, likely the only place on Earth the creature exists.

Björk Goes to War Against the Salmon Industry
Nov 21

Nov 21 Björk Goes to War Against the Salmon Industry

Manuela Hoelterhoff & Mike DiPaola

his week Iceland’s most famous singer, Björk, drops a new song featuring Catalan singer Rosalía. The collaboration is intended to raise awareness – and cash – to push back against Iceland’s salmon farms.

Brave Colombians Start Sterilizing Escobar’s Angry Hippos
Nov 18

Nov 18 Brave Colombians Start Sterilizing Escobar’s Angry Hippos

Manuela Hoelterhoff & Mike DiPaola
Animal Welfare

It’s been four decades since drug kingpin Pablo Escobar smuggled four hippopotamuses out of Africa to populate his lavish estate in Colombia with exotic animals. Escobar has been dead a long time but his hippos have flourished, with more than 150 of the beasts stomping throughout the Magdalena River basin.

Loyal Jack Russell Stays by Dead Hiker’s Side for Months
Nov 15

Nov 15 Loyal Jack Russell Stays by Dead Hiker’s Side for Months

Manuela Hoelterhoff & Mike DiPaola
Animal Heros, Animal Welfare, Animal Companions

On August 19, 71-year-old hiker Richard Moore of Pagosa Springs, Colorado, and his 12-pound dog Finney had set out to climb Blackhead Peak just east of town. He never returned, and a several-days-long search did not find the missing man.

Cats at the Los Angeles Cat Cafe Make Faces at Startled Researchers
Nov 13

Nov 13 Cats at the Los Angeles Cat Cafe Make Faces at Startled Researchers

Manuela Hoelterhoff & Mike DiPaola
Human Interest

Researchers spent many hours watching and filming domestic cats in a Los Angeles cat cafe, and they determined that the felines can conjure nearly 300 facial expressions. The research is published in the journal Behavioural Processes.

Female Shark Has a Baby With No Male In Sight
Nov 10

Nov 10 Female Shark Has a Baby With No Male In Sight

Manuela Hoelterhoff & Mike DiPaola
Animal Welfare

Last year at this time we reported the virgin birth of zebra sharks at Chicago's Shedd Aquarium. Now comes news that an epaulette shark at Brookfield Zoo – also near Chicago – has performed the same trick.

Na the Bear Uncaged After 20 Years of Misery
Nov 9

Nov 9 Na the Bear Uncaged After 20 Years of Misery

Manuela Hoelterhoff & Mike DiPaola
Animal Welfare

An Asiatic black bear named Na spent the last 20 years in a tiny cage in Vietnam. Now she will get a second life in a large, open habitat in a sanctuary with other bears.

Flaco the Owl Flees Central Park for the Lower East Side
Nov 7

Nov 7 Flaco the Owl Flees Central Park for the Lower East Side

Manuela Hoelterhoff & Mike DiPaola
Animal Welfare

We have been following the charmed life of Flaco, the Eurasian eagle-owl who flew the coop in the Central Park Zoo nine months ago and has lived in freedom ever since. This week Flaco took off again, this time to a garden in the Lower East Side and beyond. Wherever he lands next is up to Flaco.

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