What phase occurs directly after s phase

Blood has traveled from the heart to the toes. which describes the next step of the circulation process?

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?

Finches living on the galapagos islands were critical for darwin to develop his ideas. what key observation did he make about the finches? a. the finches' feathers were structurally different to allow them to fly at different heights and speeds, depending on their local environment. b. the finches' beaks were uniquely adapted as tools for them to eat the food that was available to them. c. the finches' feathers were colored differently, providing camouflage within their unique environment. d. the finches' beaks were colored differently, providing camouflage within their unique environment