Natural Selection & Adaptations Crossword

a seasonal movement of animals
an inherited trait that helps an organism survive
the process by which species of organisms with traits best suited to their environment are most likely to survive and reproduce
the struggle among organisms for food and space
Even though whales, horses, and bats don't look anything like humans, we actually share a lot in common, like live births & warm-blooded. Scientists think its because we all share a common ___.
Charles Darwin traveled all over the world on this ship.
differences in traits in a population of organisms
traits can be passed down to offspring through genes
blending in with the environment
a characteristic of an organism
scientist who wrote "On the Origin of Species..."
Darwin famously described the adaptations of these island birds
Darwin observed adaptations on these islands
organisms develop adaptations that help them survive in their ____.
natural selection occurs over many _____.
amount of food, water, shelter, etc. that control populations
where variations come from
something an organism does
the way an organism is built
when an organism looks or behaves like another kind of organism
the deliberate breeding of plants or animals for desired traits
an adaptation that is INSIDE an organism's body
an adaptation that is OUTSIDE an organism's body
A part of some plants that grows underground. It is used as food (energy) storage for the plant during cold seasons.
An internal structure of a plant that resembles tubes. These structures transport water and nutrients from the plant's roots to its stem and leaves. (similar to circulatory systems of animals)
An internal structure of fish that allow them to survive underwater by taking in oxygen through the water.
how well an organism is suited to its environment
organisms produce more offspring than can survive in an environment
there must be a _____ to survive for selection
An explanation that has a large amount of scientific evidence to support it