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INTRODUCTION TO ARTHROPODS INSECT STRUCTURE LARVA. excretory tubule. salivary gland. anus. mouthparts. gut. wings. eye. antenna. reproductive organs. ADULT. legs. INTRODUCTION TO ARTHROPODS MITE AND TICK STRUCTURE. excretory tubules. salivary glands. mouthparts. anus.
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INTRODUCTION TO ARTHROPODS INSECT STRUCTURE LARVA excretory tubule salivary gland anus mouthparts gut wings eye antenna reproductive organs ADULT legs
INTRODUCTION TO ARTHROPODS MITE AND TICK STRUCTURE excretory tubules salivary glands mouthparts anus gut reproductive organs (opening is between front legs so that mouthparts can assist in mating & egg laying) legs
INTRODUCTION TO ARTHROPODS LIFE PATH OF LICE (an incomplete metamorphosis) The larva which hatches from the egg is a miniature version of the adult. Nymphs are also similar to adults. There is no pupa stage. egg larva several nymphs female male
INTRODUCTION TO ARTHROPODS FLEA AND FLY LIFE PATHS (a complete metamorphosis, with a pupa which is transitional between larvae - adult) FLEA egg three larval stages pupa adult FLY
INTRODUCTION TO ARTHROPODS LIFE PATH OF TICK (an incomplete metamorphosis, this is a three-host type of feeding) larva nymph adult moult moult egg [the three feeds may be all on same species of host such as deer or sheep or different species]
INTRODUCTION TO ARTHROPODS BLOOD FEEDING MECHANISMS CUTTING / SLASHING HYPODERMIC epidermis capillaries dermis attachment glue TICK FEEDING LESION