These little ones are barn swallow chicks (Hirundo rustica), tucked safely into their signature mud nest.
Barn swallows build their nests with hundreds of mud pellets, reinforced with straw and often reused year after year.
Soon, these wide-eyed fluffballs will take to the skies!
#Nature #Birds #Swallows #Ornithology #Wildlife #NestEngineering #birdsofmastodon