Pawderosa Pet Care Blog

A Walking Fish Gives Us Clues about Evolution

Thursday, September 11, 2014

Nearly 400 million years ago, a huge shift in the history of life occurred. Creatures crawled out of the sea and transitioned to living on land. Those creatures most likely are our very distant ancestors, according to Charles Darwin's Evolutionary Theory. Now scientists are beginning to collect clues about what that transition might have looked like and how it occurred, thanks to a very unique African fish, the Polypterus senegalus (also known as Bichirs). This particular fish can not only breathe air outside of water through a pair of lungs, but uses its pectoral fins to walk!   READ MORE


Recent Posts


tips aggressive animals rules career stray cat resources pet parenting pain management puppy care arthritis speech house sea lion hiking camping Fleas first American cat cafe social animals California Ebola My Pet Lives On call babies trail animal care illness pet photography foxtails fence domestic abuse dining out cat breeds REI elderly pets tecnu evolution exercise pet food garden jealous dog teeth Darwin tip chewing pet relationship baby panda training selfie free animal tracking device ocean depression russia pet emotions petcare heat fur dog training squirrel regret kids discipline dog care england purr pet bonding designer GPS family dog portraits gardening affectionate pet friendship Great Panda parkour dog protect breeds study Family fun dog behavior gifts business runaway pet Water dog new york treadmill cleaning up cat decor puppy outings portraits resolutions house guests amazing pets ecollar cats birds grooming fish products Off Doggie feral cat poison oak gas communication kitten animal study singing new year fox music training tool puppies outdoors socialization obese Cat cafe events Breed Selection artist cat feeder kittens parks facts cat lady 2014 dog walker poison humans pet obesity tree frog Conserve little girl training tip how to indoor cat foxtail pet etiquette rash science pawderosa grass pet-proofing pet health lost dog bath Halloween pet videos health public engagement children loss history walking pet care animal science diet humane society jump issues animals professional care home trails China rats healing hip dysplasia Pets and Children pet loss support scratch dehydration Petco grief How-to Puppy Training Tips rescue animals office dog walking friendship vine pet adoption video holidays videos dog handler jumping cat care preschool separation anxiety Training and Tips safety litterbox dogs pet loss cat obesity Drought shelter paw print product beach Oakland Bay Area animal behavior summer bond belly trip rules of the road puppy banned foods to avoid obesity dentist smart feeder style e-collar cancer behavior pets work crows