BIRDS

•  Birds have feathers,wings,lay eggs and are warm blooded.
• There are around 10000 different species of birds worldwide.
• The Ostrich is the largest bird in the world.It also lays the largest eggs and has the fastest maximum running speed (97 kph).
• Birds have hollow bones which help them fly.
• Some bird species are intelligent enough to create and use tools.
• The chicken is the most common species of bird found in the world.  
•  Kiwis are endangered,flightless birds that live in New Zealand.They lay the largest eggs relative to their body size of any bird in the wold.
• Hummingbird can fly backwards.
• The Bee hummingbird is the smallest living bird in the world,with a length of just 5cm (2in).
• Around 20% of bird species migrate long distances every year. 
• Homing pigeons  are bread  to find  they way  home long  distances  away  and have  been used for thousands of years to carry messages.

       BY CARMEN HERNANZ