Guinness World Records has named Titan - an ailing 4-year-old Great Dane from San Diego who is often mistaken by young children for a horse or cow - as the world's tallest dog.

• Bakeries and cookbooks center on healthful doggy treats

• Animal house of horrors is uncovered outside NYC

• Transcript: Discussion with 'Dog Whisperer' Cesar Millan

Animal News

Happy's new friends

For Happy the hippo, moving from Washington to Milwaukee has been a pleasure.
Video: Happy finds a new home.

• Sligo Creek group ponders culling deer population
• Chemicals blamed for intersex fish in Potomac

• A Falcons player gets on the good side of PETA
• Groups sue to make rare flying squirrel endangered