CBS News Correspondent Sam Litzinger warns that one in three species of birds is at risk of going extinct.

GPS technology has not only revolutionized the world of travel, but also the way in which animals are tracked. Sam Litzinger has more.

CBS News Correspondent Sam Litzinger answers to the questions as to why the death of Cecile the Lion was so widely followed.

CBS News Correspondent Sam Litzinger showcases a few rescue organizations that are making a difference.

Just when you thought the internet couldn't have anymore cats -- CBS News Correspondent Sam Litzinger has information on a new cat streaming service out of South Korea.

An airport can be a stressful place--tight deadlines, long lines and unhappy people. CBS News Correspondent Sam Litzinger looks at how therapy dogs are lifting people up before they liftoff.

Scientists are trying to determine how smart animals really are. CBS News Correspondent Sam Litzinger explains more.

CBS News Correspondent Sam Litzinger discusses a study of pro-social behavior in animals. What does that mean? They put others first.

CBS News Correspondent Sam Litzinger discusses a study that determines which words humans use most often when communicating with their dogs.

CBS News Correspondent Sam Litzinger reveals a new study which finds sleeping with your pet may produce a more relaxing sleep.