• Less than 15cm long.
  • Males can be identified by the grey crown on their heads, and black throat ‘bib’.
  • Females and young are mostly plain brown.


  • Sparrows live for four to seven years, with up to five breeding seasons.
  • The breeding season runs through Spring and Summer, and up to three broods of 4–6 eggs may be laid in this time.


  • The same nest will tend to be used every year, resulting in a build up of nest debris, and insects associated with their nests.
  • It is a pest to the food industry in particular because of the risk of contamination from their droppings and the damage done to packaged goods.