These teacup-sized dogs are so tiny that sometimes you don’t even notice when someone is carrying one around in their purse. According to Guinness World Records, the smallest Chihuahua ever is named ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to [email protected]. What is the smallest animal ever? – Peter, age 9 ...

The prize for the smallest animal goes to a group of microscopic species. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Tiny animals are, by ...

FILE - A researcher holds a Coqui Guajon or Rock Frog (Eleutherodactylus cooki) at a tropical forest in Patillas, Puerto Rico on March 21, 2013. A study published Wednesday, Oct. 4, 2023, in the ...