Invertebrates

Invertebrates

• have a backbone

• don't have a backbone

Which animals are invertebrate?

• tortoise

• crab (cangrejo)

• octopus

• beetle (escarabajo)

• sardine (sardina)

Groups of invertebrates we have studied (grupos de invertebrados que hemos estudiado)

• Arthropods and molluscs

• Arthropods, molluscs, cnidarians, annelids, echinoderms...

• Athropods, insects and molluscs

• Arthropods, molluscs and crustaceans

The arthropods are 

• Molluscs, anelids, worms, insects
• insects, arachnids, crustaceans, myriapods 
• worms, arachnids, crustaceans, echinoderms
• echinoderms, spiders, crabs, insects

¿Qué tienen en común todos los artrópodos?

• Todos tienen esqueleto.

• Todos tienen exoesqueleto, el cuerpo segmentado y patas articuladas.

• Todos son pequeños

• Todos son insectos

Which arthropod have a thick exoeskeleton? (¿Qué artrópodo tiene un exoesqueleto muy grueso?)

• Insects

• Arachnids

• Myriapods

• Crustaceans

Which arthropod have three sections in its body and six legs? (¿Qué artrópodo tiene el cuerpo dividido en 3 partes y 6 patas?)

• Insects

• Arachnids

• Myriapods

• Crustaceans

Which three parts of the body has an insect?

• Tencacles, head, legs
• head, abdomen, legs
• Head, thorax, abdomen 
• Hair, bones, foot 

Los insectos con alas realizan la metamorfosis para convertirse en adultos.

• Verdadero

• Falso

It has eight legs so it is an...

• Tentacles

• Insect

• Arachnid

• Crab