Condors are scavengers and play a crucial role in the ecosystem by feeding on dead animals, preventing rotting carcasses from accumulating and helping stop the spread of disease.

Ruby Merriman, who is estate biodiversity manager at Chester Zoo, said the starlings will likely have been feeding on its habitats such as reed beds, wetlands and woodlands.

While the algae get shelter and a safe place to live and grow, the clams benefit by feeding on the sugars the algae produce through photosynthesis.

At the same time, it is highly selective, filtering and feeding on plankton rather than letting the particles stream out through the gills.

Flores’ western honey bees, Apis mellifera, had been staying on the farm in Somis for the winter, feeding on the nearby pepper trees and eucalyptus to help get them through to spring.