Animal Group Behavior

Grade 3 Science Worksheet

Circle the answer.

1. 1.

   A herd of deer watches for danger while some deer eat. How can the group help them survive?

   • herds help deer remember the best grazing spots
   • the biggest deer guards the others by itself
   • more eyes can watch for predators while others eat
   • standing close makes the herd look like one giant animal
2. 2.

   A pride of lions hunts a zebra together. Why does this help them?

   • lions in a group each need less food
   • a group makes less noise than one lion
   • a group chases prey away from the den
   • several lions together can catch prey one lion could not
3. 3.

   Weaver birds build many nests close together in one tree. What does nesting close together help the birds do?

   • find food without leaving the tree
   • share body warmth through the cold season
   • watch for predators together
   • build one giant nest instead of many
4. 4.

   Thousands of starlings twist and turn together in the sky. What does flying this way help them do?

   • let the oldest starlings choose the route
   • make it hard for a hawk to target one bird
   • help the flock fly in a straight line
   • keep the flock the same size all winter
5. 5.

   Many seals gather on the same beach to have their pups. How does this help the pups?

   • more adult seals nearby can help protect them
   • each pup gets fed by many mothers
   • gathering keeps the beach warmer
   • the pups learn to swim on the sand
6. 6.

   Meerkats take turns standing guard through the day. Why do they take turns?

   • so every meerkat gets time to rest and eat
   • so the guard can eat before the others
   • so each meerkat can pick a favorite lookout
   • so the biggest meerkat can guard the longest
7. 7.

   A pod of orcas swims together to make a wave that washes a seal off the ice. What does working together help them do?

   • rest while they swim
   • make the ice floe sink
   • catch food that one orca could not reach
   • warn other pods to stay away
8. 8.

   Thousands of termites build one large mound together. What does this give the colony?

   • a mound that moves each year
   • a home that one termite could finish
   • food without leaving the nest
   • a home too big for one termite to build
9. 9.

   Fire ants link their bodies to make a bridge over a gap. What does this help the colony do?

   • cross the gap as a group
   • build a bridge that lasts for years
   • call other colonies to help
   • carry water back to the nest
10. 10.

    Honeybees divide up jobs. Some guard the entrance while others collect nectar. Why?

    • so the queen can gather nectar
    • so the hive gets food and stays protected at once
    • so fewer bees are needed in the hive
    • so each bee works only one day