beak Bee Eater bee eaters Bee-eater bill bird birds blue colour colourful green hunt insect meropidae merops apiaster nature nib orange tree yellow appetite blind bugs bugs damage hungry insects termites voracious white ants wood eaters woodwork active alert Australian black and white excitable fantail fast fearless insect eater small watchful willy wagtail. wagtail background breadcrumbs brown buff Camouflage camouflaged climate-tolerant common common-pest contrast dark ever-expanding populations fauna gray grey house sparrows insect-eaters introduced-species Matthew 10:29 mottled Old-World-sparrows passer domesticus passerine-birds pest plump powerful-beaks prolific seed-eaters social sparrow sparrows textures true-sparrows two-a-penny worldwide-distribution angles appearance blind-bugs damaged danger dangerous destruction destructive insatiable lampposts power-poles riddled street white-ants wood wood-damage wood-eaters wooden-power-poles ever-expanding-populations house-sparrows Luke 12:6-7 Matthew 10:29-31 passer-domesticus pavement