What is the missing first step of the following process: - The bird collects bits of sticks and grass - The sticks and grasses are placed between support branches - Leaves, mud and spider webs are added to the sticks - The mud, leaves and webs glue the sticks together - The solid nest supports the eggs -
----
Answer: A bird picks a spot high spot, often in a tree

What is the missing first step of the following process: - The brain tells blood vessels to dilate - The sweat glands become active - Moisture is released from the pores - The moisture evaporates - The evaporation causes cooling.
----
Answer: Body temperature rises

What is the missing first step of the following process: - Bacteria enters through the wound - The bacteria reproduces and spreads - Causes symptoms - The bacteria is either fought off or becomes a disease.
----
Answer:
Skin is cut or damaged