The bride told event organizers her penguin guest was "the BEST part of her day" - including the wedding itself.
Birch Aquarium in La Jolla now has an exhibit of little blue penguins, the first of its kind on the U.S. West Coast.
Penguins and otters at an aquarium in Japan don't like their new diet of budget mackerel, a change made by the keepers to cut costs.
Antarctic fish have been discovered by researchers to have ugly parasitic tumors all over their bodies, potentially as a result of warming ocean temperatures.
Touching images show how 12 rescued penguins have been released back into the sea after they were found malnourished and dehydrated.
Experts have deduced that the rise in deaths is due to increasing sea temperatures.
Zoo chiefs are showing off six adorable rockhopper penguin chicks hatched by proud parents this spring.
In an emotional moment, two turtles and a penguin from were released into the wild after rehabilitation at an Australian zoo.
A scientist at New Zealand's Department of Conservation said climate change is raising water temperatures and lowering the availability of prey.
According to Ted Fox, the zoo's director, the pair was "exemplary in every aspect of egg care."
The extreme heat event killed hundreds of penguins in Argentina.
More deaths will likely follow given that all the birds killed were adults, one expert said. "The death of one parent can mean the death of the whole family."
Walkers found the lost and tired-looking animal, which has been relocated to a beach with fewer predators in the hopes it will swim home.
Officials from South Africa's national parks agency said that the African penguins and honeybees have typically been able to coexist in the area.
"It's an incredibly sad day for his care team and for everyone who spent time with this amazing bird," one of the penguin's caretakers said.
"Now when they come out and there's no one here, they sometimes stop to look around, as if they're wondering where all the people have gone," said Tossapol Kosol, a penguin specialist in Thailand.
Officials from The Florida Aquarium said that necropsy results were inconclusive and the matter is still "under examination."
Usually we take a handful of penguins on each trip but it's really up to them. If particular penguins are readily wanting to follow us or hang out with us we then think they might be a good candidate for a field trip
You're all heroes," said one social media user, after watching the rescue operation that occurred at Phillip Island Nature Parks, Australia.
Discarded face masks are frequently being found lying on beaches in Brazil, local marine conservationists have said.
"I couldn't believe it. I had to replay it many times," said researcher Andréa Thiebault.
A pair of gay male penguins have reportedly stolen the egg of a heterosexual penguin couple in order to become dads.
"The new species is one of the largest fossil penguins described so far and one of the very few giant penguins," said researcher Gerald Mayr.
A pair of male emperor penguins have taken it upon themselves to care for an egg laid by a female with no interest in hatching it.
"Humankind needs to do more" to protect penguins.
Falkland Islands trade minister Teslyn Barkman said the British government must implement a "no penguins left behind" strategy.
The small birds are turning up on beaches dead or starving in an unusually large mass death.
The first member of the flock to spy the recording object goes in for a close-up, before a friend tries to hijack his spot.