FWS Inspector Mac Elliot looks over a legal shipment while Braxton, a dog trained to smell heavily trafficked wildlife like reptiles and animal parts like ivory, enthusiastically does his job. Wildlife trafficking is one of the largest and most profitable crime sectors in the world. Estimates of its value range from $7-23 billion annually. Ryan Kellman/NPR hide caption
Visitors exit the Miami Seaquarium, Thursday, March 7, 2024, in Key Biscayne, Fla. Marta Lavandier/AP hide caption
The practice known as tail docking artificially shortens a horse's tail. Budweiser says it has stopped the practice on its signature Clydesdales, seen here in 2012. David J. Phillip/AP hide caption
With flattened faces, wrinkles and short airways, bulldogs are prone to health problems. A court in Norway banned the breeding of bulldogs unless it's to improve the breed's health. Sarah Stier/Getty Images hide caption
A proposed German law would require dogs to get exercise twice a day. Here, two pooches go for a walk in Frankfurt in 2016. Michael Probst/AP hide caption
Cows graze on a grass field at a farm in Schaghticoke, N.Y. The grass-fed movement is based on the idea of regenerative agriculture. John Greim/LightRocket via Getty Images hide caption
Charlotte Gill, owner of Charlotte's Legendary Lobster Pound in Maine, says she believes that cannabis can calm crustaceans before they are tossed into boiling water. Justin Sullivan/Getty Images hide caption
Didier Tass, behind the counter of his butcher shop, says he purchases meat from small farmers who raise cows and butcher them humanely and in small quantities. Eleanor Beardsley/NPR hide caption
Carrageenan is an extract derived from seaweeds like these harvested off Hingutanan Island, Bien Unido, Bohol, Philippines. Farley Baricuatro/Getty Images hide caption
Drawn in by fresh eggs, or the possibility of feathered friends, people continue to flock toward backyard chickens. One researcher wonders if local laws are doing enough to keep people and birds safe. Emma Baker/Getty Images hide caption
A tour guide on a horse-drawn carriage points outside of Independence Hall in Philadelphia in 2007. One of the city's two horse-drawn carriage companies is closing down and transferring its animals to the city. George Widman/AP hide caption
Fresh fish fillets for sale in a display case. Concerns over animal welfare have led to changes in recent years in raising livestock. But seafood has been missing from the conversation. One group aims to change that. kali9/Getty Images hide caption
Young chickens hide inside a wooden box, one of the "enrichments" that Perdue is adding to its chicken houses. Dan Charles/NPR hide caption
Blue North is a new fishing vessel designed to catch Pacific cod using a Seafood Watch granted catch method. It also utilizes a stun table to render fish unconscious before processing. Courtesy of Blue North hide caption
Cage-free chickens walk in a fenced pasture at an organic farm near Waukon, Iowa. Charlie Neibergall/AP hide caption
A girl with her donkeys in the streets of Harar, Ethiopia. Anthony Pappone/Flickr Vision hide caption
This chick will live. It's female. Jessica Harms/Getty Images hide caption
On display at ZooAve Animal Rescue in Alajuela, Costa Rica, Grecia, the chestnut-mandibled toucan, can now eat on its own and sing with the new beak. Grecia was in rehabilitation for months after receiving a 3-D-printed nylon prosthesis. Carrie Kahn/NPR hide caption
Perdue will study the effects of features such as perches in chicken houses. It hopes to double the activity levels of its chickens in the next three years. Business Wire hide caption
A macaque picks coconuts from a treetop on Thailand's Samui Island. Captive monkeys are trained to help harvest coconuts on the island's plantations. Christophe Boisvieux/Corbis hide caption
Laws in Montana, Utah, North Dakota, Missouri, Kansas, Iowa and North Carolina have also made it illegal for activists to smuggle cameras into industrial animal operations. iStockphoto hide caption
One of the hornless Holsteins at Steve Maddox's California dairy farm. Maddox is beginning to breed hornless cattle into his herd, but it's slow going. Abbie Fentress Swanson for NPR hide caption
An orca swims with its baby at the Marineland animal exhibition park in Antibes, France, in 2013. Lionel Cironneau/AP hide caption
