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Crucigrama Sopa de Letras Hoja de Trabajo
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Module 21, Lessons 1 and 2

Name_________________________________
Horizontales
Produce milk
Have a vertebral column
Animals without backbones
Rely on water for reproduction
Type of jawless fish
70-85% of all named animals
Cause disease in animals, plants, and humans
Animal that can maintain body temperature
Has a negative impact on fish population
Tiny bristles
Marsupial mammal
Animals with scaly skin
Verticales
Animal with feathers
Has a flexible skeleton
Stinging cells
Live in aquatic environments
Organ that produces food and oxygen
Monotreme mammal
Live in marine environments
Snails, slugs, clams, squids