Tortoise Moods

Do reptiles have long-term moods? A research paper published this year would say yes! They found that tortoises who approached a bowl more quickly, hoping for a tasty treat, were also more comfortable in a novel environment. The researchers concluded that these tortoises were optimistic. A Red-Footed Tortoise, the same species used in the study. Ethologist Karolina Westlund compares this type of animal to Gene Kelly when he sings: "I'm singing in the rain, just singing in the rain What a glorious feeling, I'm happy again I'm laughing at clouds..."* When we're in a good mood, we can laugh at clouds! Westlund says we perceive potentially negative experiences as laughable, friendly, or safe. The optimistic tortoises didn't know if they would get a treat at the bowl or not, but they approached it quickly as if they thought there was a good chance of getting a reward. And they showed fewer stress behaviors in a new place, perhaps assuming that the new enviro...