amphibiannounamphibian
Frogs are amphibians.
apex predatornounapex predator
The lion is an apex predator.
auroranounaurora
The aurora was stunning.
camouflagenouncamouflage
Camouflage helps animals hide.
constellationnounconstellation
Orion is a famous constellation.
endangeredadjendangered
The panda is an endangered species.
evolutionnounevolution
Evolution explains biodiversity.
extinctionnounextinction
Mass extinction is happening.
food chainnounfood chain
Every animal is in the food chain.
fossilnounfossil
We found a fossil in the rock.
germinationnoungermination
Germination needs warmth and water.
glaciernounglacier
The glacier is melting fast.
gravitynoungravity
Gravity holds us to the Earth.
habitatnounhabitat
The panda's habitat is shrinking.
hibernationnounhibernation
Bears go into hibernation.
migrationnounmigration
Bird migration happens twice a year.
national parknounnational park
We visited a national park.
nocturnaladjnocturnal
Owls are nocturnal animals.
orbitnounorbit
The Earth orbits the Sun.
pollinationnounpollination
Bees help with pollination.
predatornounpredator
The lion is a top predator.
preservationnounpreservation
Forest preservation is vital.
preynounprey
The rabbit is easy prey.
quartznounquartz
Quartz is found in many rocks.
reforestationnounreforestation
Reforestation fights climate change.
scavengernounscavenger
Vultures are scavengers.
sedimentnounsediment
Rivers carry sediment to the sea.
speciesnounspecies
Many species are at risk.
territorynounterritory
Animals defend their territory.
wildlife reservenounwildlife reserve
The reserve protects lions.
