Invertebrates u5

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Transcript of Invertebrates u5

Invertebrates

By Ana Abada and Too Almud

There are a lot of invertebrate animals,but we are not going to study all of them. Invertebrate animals havent got a backbone.Invertebrate animals do not have a spinal column.Invertebrates dont have an internal skeleton.

What are invertebrates?

All invertebrate animals are oviparous.What are invertebrates?Do you rememberWhat vertebrate animals are born from eggs?

Birds Reptiles Fish AmphibiansThey live in many different places and can be herbivores, carnivores or omnivores.What are invertebrates?Do you rememberWhat do animals eat?Herbivores eat plants.Cows, rabbits and elephants.Carnivores eat meat from other animals.Lions, eagles, and sharks.Omnivores eat plants and meat.Bears and pigs.

Invertebrate animals havent got a backbone.All invertebrate animals are oviparous.They live in many different places and can be herbivores, carnivores or omnivores.What are invertebrates?GROUPS OF INVERTEBRATESJELLYFISHANNELIDS(WORMS)MOLLUSCSARTHROPODSINSECTSARACHNIDS (SPIDERS)CRUSTACEANS (CRABS)MYRIAPODSSTARFISHSPONGESGROUPS OF INVERTEBRATESJELLYFISHANNELIDS(WORMS)MOLLUSCSARTHROPODSINSECTSARACHNIDS (SPIDERS)CRUSTACEANS (CRABS)MYRIAPODSGROUPS OF INVERTEBRATESJELLYFISHANNELIDS(WORMS)MOLLUSCSARTHROPODSINSECTSARACHNIDS (SPIDERS)CRUSTACEANS (CRABS)MYRIAPODS

GROUPS OF INVERTEBRATESJELLYFISHThey dont have a backbone.They are oviparous.Jellyfish are invertebratesThey live in the sea.They have tentacles that sting.They float with the sea and use propulsion.

JELLYFISHBellMouthTentacles

JELLYFISHGROUPS OF INVERTEBRATESJELLYFISHANNELIDS(WORMS)MOLLUSCSARTHROPODSINSECTSARACHNIDS (SPIDERS)CRUSTACEANS (CRABS)MYRIAPODSGROUPS OF INVERTEBRATESJELLYFISHANNELIDS(WORMS)MOLLUSCSARTHROPODSINSECTSARACHNIDS (SPIDERS)CRUSTACEANS (CRABS)MYRIAPODS

GROUPS OF INVERTEBRATESANNELIDS(WORMS)They dont have a backbone.They are oviparous.Have a body divided into segments. They dont have legs.They are long and soft.Mos of them live on land others live in the sea.Tapeworms live inside the human body.

ANNELIDS(WORMS)MouthBumpREPRODUCTIVE SYSTEMAnus

ANNELIDS(WORMS)EARTHWORMS

ANNELIDS(WORMS)TAPEWORMGROUPS OF INVERTEBRATESJELLYFISHANNELIDS(WORMS)MOLLUSCSARTHROPODSINSECTSARACHNIDS (SPIDERS)CRUSTACEANS (CRABS)MYRIAPODSGROUPS OF INVERTEBRATESJELLYFISHANNELIDS(WORMS)MOLLUSCSARTHROPODSINSECTSARACHNIDS (SPIDERS)CRUSTACEANS (CRABS)MYRIAPODS

GROUPS OF INVERTEBRATESMOLLUSCSThey dont have a backbone.They are oviparous.Molluscs have soft bodies.Most of them have hard shells.

MOLLUSCS

MOLLUSCSMOLLUSCSwith SHELL

snailclamscallopmussels

MOLLUSCSwithout shell

octopusslugGROUPS OF INVERTEBRATESJELLYFISHANNELIDS(WORMS)MOLLUSCSARTHROPODSINSECTSARACHNIDS (SPIDERS)CRUSTACEANS (CRABS)MYRIAPODSGROUPS OF INVERTEBRATESJELLYFISHANNELIDS(WORMS)MOLLUSCSARTHROPODSINSECTSARACHNIDS (SPIDERS)CRUSTACEANS (CRABS)MYRIAPODSGROUPS OF INVERTEBRATESARTHROPODSINSECTSARACHNIDS (SPIDERS)CRUSTACEANS (CRABS)MYRIAPODS6 legsMore than 6 legs2 antennae4 antennaeWith antennaeNo antennaeGROUPS OF INVERTEBRATESARTHROPODSINSECTSARACHNIDS (SPIDERS)CRUSTACEANS (CRABS)MYRIAPODSThey dont have a backbone.They are oviparous.They dont have antennae.They have a hard skin.They spin webs to trap insects.They eat the insects that they catch in their webs.

GROUPS OF INVERTEBRATESARTHROPODSARACHNIDS (SPIDERS)GROUPS OF INVERTEBRATESARTHROPODSINSECTSARACHNIDS (SPIDERS)CRUSTACEANS (CRABS)MYRIAPODSThey dont have a backbone.They are oviparous.They have 4 antennae.They have an exoskeletonThey have joints and can bend their legs.

GROUPS OF INVERTEBRATESARTHROPODSCRUSTACEANS (CRABS)GROUPS OF INVERTEBRATESARTHROPODSINSECTSARACHNIDS (SPIDERS)CRUSTACEANS (CRABS)MYRIAPODSThey dont have a backbone.They are oviparous.They have 2 antennae.They have 6 legs.Their body have 3 parts: head, thorax and abdomen.

GROUPS OF INVERTEBRATESARTHROPODSINSECTSGROUPS OF INVERTEBRATESARTHROPODSINSECTSARACHNIDS (SPIDERS)CRUSTACEANS (CRABS)They dont have a backbone.They are oviparous.They have 2 antennae.They have more than 6 legs.

GROUPS OF INVERTEBRATESARTHROPODSINSECTSARACHNIDS (SPIDERS)CRUSTACEANS (CRABS)MYRIAPODS6 legsMore than 6 legs2 antennae4 antennaeWith antennaeNo antennaeCopy and complete the sentences.

Invertebrates do not have a ..An ................ is an annelid... have a shell.Arthropods have an .Insects have six All arthropods are ..GROUPS OF INVERTEBRATESJELLYFISHANNELIDS(WORMS)MOLLUSCSARTHROPODSINSECTSARACHNIDS (SPIDERS)CRUSTACEANS (CRABS)MYRIAPODS