What is the amount of heat required to raise the temperature of water to as?

Hummingbirds drink nectar from flowers, while robins eat plant seeds. what does this reduce?

Which of the following is a consequence of urban heat islands? increased precipitation downwind of the city? increased precipitation upwind of the city? decreased winds within the city? increased winds within the city?

When listening the levels of orginization in orginisims from the smallest to most complex , which level is just below organs in complexity