Multiple choice

Ostrich is ______ bird.

  1. the smallest

  2. the tallest

  3. a flying

  4. None of these

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Ostriches are the tallest living birds, standing up to 2.8 meters (9 feet) tall. They are flightless birds native to Africa and can run at speeds up to 70 km/h.