The small falcon is a type of bird of prey that is found in many parts of the world. Two of the most common species of small falcons are the KESTREL and the MERLIN. The KESTREL is a medium-sized falcon with a wingspan of up to 45 cm and is found in Europe, Asia, and Africa. The MERLIN is slightly smaller than the KESTREL, with a wingspan of up to 40 cm, and is found in North America, Europe, and Asia. Both species of small falcons are known for their agility and speed in flight.