Answer:
Strisores — nightjars, frogmouths, and other nocturnal birds, along with diurnal swifts and hummingbirds.
Columbaves — turacos, bustards, cuckoos, pigeons, sandgrouse, and mesites.
Gruiformes — cranes, rails, crakes, Sungrebe, flufftails, and others.
Aequorlitornithes — shorebirds, flamingos, grebes, gulls, tropicbirds, penguins, and other waterbirds.
Explanation:
Answer: Keystone species
Explanation:
A keystone species is the species on which other species of the ecosystem depends on. The keystone species can be a predator or prey. It maintains the balance of the population of other species in an ecosystem.
The Calvin cycle is called the dark cycle because it does not require
light to proceed. Unlike light reactions, the Calvin cycle is a
light-independent reaction, which means it can and will occur in the
dark as well as the light. The Calvin cycle is called the dark cycle
because it does not require light to proceed.
hope this helps :p