Hawaiian crows ace tool-user test
Second corvid species shows knack for deftly groping with sticks to snag food
![Hawaiian crow using stick to get treat](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2016/09/ticker_hawaiian_crow_free.jpg?fit=860%2C460&ssl=1)
RARE BIRD Hawaiian crows have just joined the short list of birds demonstrated to have a widespread, natural capacity for using tools, such as a stick for probing.
Ken Bohn/San Diego Zoo Global