Animal Life Cycles Crossword Puzzles Printable and Online 

Understanding Animal Life Cycles

All animals go through a life cycle. A life cycle is the series of stages an animal goes through from the beginning of its life until it is an adult and can produce babies. Let’s explore some fascinating terms and ideas related to animal life cycles.

Many animals go through metamorphosis. This is when they change form completely during their life cycle. For example, a butterfly starts as an egg, hatches into a caterpillar, then becomes a pupa in a chrysalis, and finally emerges as a beautiful butterfly.

Animals reproduce to have babies. This means they create new life. Some animals lay eggs, like birds and reptiles, while others give birth to live young, like mammals.

Some animals are endangered, meaning there are very few of them left, and they are at risk of becoming extinct. Extinct means there are no more of that kind of animal left in the world.

Animals have adaptations that help them survive. An adaptation is a special characteristic or trait that helps an animal live in its environment. A characteristic is something you can observe about an animal, like its color, size, or shape. A trait is a specific version of a characteristic. For example, having a long neck is a trait of giraffes.

Some animals use camouflage to blend in with their surroundings. This helps them hide from predators or sneak up on their prey. Behavior is how an animal acts, and it can be influenced by instinct. Instincts are behaviors that animals are born knowing how to do, like a bird building a nest.

Animals like birds migrate. This means they travel long distances to find food, a better climate, or a place to have their babies. Other animals hibernate. During hibernation, animals go into a deep sleep-like state to survive the winter when it’s cold and food is scarce.

Animals are classified into different groups. Mammals are animals that have fur or hair and give birth to live young. They also produce milk to feed their babies. Arthropods are animals with hard exoskeletons and jointed legs, like insects, spiders, and crabs.

Amphibians are animals like frogs and salamanders. They live both in water and on land. Reptiles are animals like snakes, lizards, and turtles. They have dry, scaly skin and usually lay eggs. Birds have feathers, lay eggs, and most can fly. Insects are a type of arthropod and include creatures like butterflies, bees, and ants.

Each of these animals plays a special role in nature and has unique features that make them interesting and important. Understanding their life cycles helps us appreciate the diversity of life on Earth and the importance of protecting all creatures, big and small.

These Animal Life Cycles Crossword Puzzles covers the following 19 terms: life cycle, metamorphosis, reproduce, endangered, adaptation, characteristic, trait, camouflage, behavior, instinct, migrate, hibernate, mammal, arthropod, extinct, amphibian, reptile, bird, insect. Four different crosswords covering the same terms allows for re-teaching and re-learning throughout the school year. Students, parents, and teachers can print and make copies.

Animal Life Cycles Study Sheet
Animal Life Cycles Crossword Puzzles (ALCCW)
ALCCW 1    ALCCW 1 Answers
ALCCW 2    ALCCW 2 Answers
ALCCW 3    ALCCW 3 Answers
ALCCW 4    ALCCW 4 Answers

Animal Life Cycles Crossword Puzzle Online
When you complete this Animal Life Cycles Crossword Puzzle Online correctly a message will tell you “Congratulations, you have completed the puzzle!” If you have completed the puzzle and don’t get the “Congratulations” message, one or more of your answers are wrong. Click on ABC Check in the top left corner to see your errors to correct.

Word Bank:
life cycle     metamorphosis     reproduce     endangered     adaptation     characteristic
trait     camouflage     behavior     instinct     migrate     hibernate     mammal    arthropod
extinct     amphibian     reptile     bird     insect

Puzzles, Word Searches, Worksheets
Go to Animal CWs
Go to Static Electricity CWs
Go to more 3rd Grade Science CWs
Go to 3rd Grade Science Word Searches
Go to 3rd Grade Math CWs
Go to 3rd Grade Language Arts CWs
Go to 3rd Grade Academic Vocabulary CWs
Go to more Science CWs
Go to Math Worksheets

Minute Addition PDFs      Minute Subtraction PDFs      
Minute Multiplication PFs      Minute Division PDFs

Over 1,000 science and social studies resources, available in 3 reading levels, vetted by subject experts and contain zero ads. Let’s Do It

© 2025 Rudolph Academy