97% of all animals are _______________.
3% of all animals are ________________.
Eukaryotic (has a nucleus)
ALL reproduce sexually, some can asexually
To be a plant, #'s 3 & 4 would change
All animals have these characteristics at some point in their lives.
An animal that eats plants.
Ex: Cow, horse
They must eat very often.
Animals that eat meat.
Ex: Sharks, lions
They don't have to eat as often.
Animals that eat both plants and animals.
Animals that eat decaying matter.
Ex: Worms, millipedes
Physical adaptations of animals
Behavioral adaptations of animals
Traveling in groups
How an animal's body parts are arranged.
Organisms with no definite shape.
Body parts arranged in a circle around a certain point. Think pizza.
No head or tail.
Ex: Starfish, sea urchins
Can be divided into right and left halves that are mirror images.
Most common type.
Ex: Humans, butterflies.
Most members of the phylum Porifera live in ______, ________, __________, _________ ________.
Clear, warm, shallow, salt water
Poriferans are __________.
To live attached to one place for your whole life
Body structure of Porifera
Collar cells- line the inside
Osculum- the opening at the top
Pores- absorb water for the bacteria
Sponges are _______ feeders.
Sponges can reproduce ___________ and ______________.
Sexually and asexually
An animal that produces both sperm and egg
Ex: Snail, sponge, earthworm
Sponges produce asexualy through __________ and ____________.
Sponge larva are ______ in size and use _____ to move to spot on the ______ _______.
Tiny, cilia, ocean floor
Uses of sponges
Examples of Cnidarians
The protective case formed around coral is calcium carbonate, also known as ___________.
Cnidarians have _ body forms
Cnidarians' 2 body forms are the _______ and _________.
The polyp is ______-shaped, ________, and sea anemones, coral, and hydras never leave this stage.
The medusa is ______-shaped and _______-swimming
Cnidarians have _ body opening(s)
Cnidarians have _______ symmetry.
Cnidarians have ____________ with stinging cells to capture food.
Coral reefs protect __________.
Coral reefs are great for ________.
Coral reefs provide ________ for sea life.
______ ________ ______- Biggest coral reef in the world, off the coast of ___________.
Great Barrier Reef
Area between the reef and the island, very calm waters
Examples of Platyhelminthes
Found in Willow Park under rocks in the stream
Capable of regeneration
Problems from flukes
-________________ (swimmer's itch)
Larvae infect ________, then humans go in infected waters
Tapeworm life cycle
Cow eats egg
Forms cyst around worm
Feces (Flush toilets, sewage treatment)
Reasons Americans don't usually get tapeworm
We cook meat well.
Medicine is available.
Flatworms can be __________ or free-__________.
Parasitic, free living
Roundworms are mostly free-________, and are very abundant in _____. They are ________at both ends, with a _____ within a tube body plan. They have 2 body openings; the _______ and the ______. There are ___________ sexes.
Living, soil, tapered, tube, mouth, anus, separate
Hookworm- a parasitic ___________ which enters the host through bare _____ from contaminated ______. It sucks the blood from the host's intestine.
Nematode, feet, soil
Ascaris worm- a parasitic _________ transferred through _______. 1 million infected worldwide.
Trichina worm (trichinosis)- a parasitic __________ carried in pigs. The worms form _____ in human _______, causing pain. Prevention: cook _____ thoroughly.
Nematode, cysts, muscles, pork
Pinworms- a parasitic _________, _______ all over the world. Causes ________ of the ____. Common in ______ _________. Live in the ______ intestine. Prevention: wash ______ often.
Nematode, common, itching, rear, young children, large, hands
Guinnea worm is only in ________.
Heartworm is common in ______ and cats and is spread through ___________.
Molluska means __________________.
General characteristics of phylum Molluska
Gills to breathe
Open circulatory system- like a sponge, no tubes
Mantle- a thin layer of tissue that covers the body and make the shell
Gastropods are part of the phylum _____________. They have _ or no shell and they are ______________. <-- (What they eat)
Molluska, 1, herbivores
Gastropods feed using a _________, a _____-like mouth part. They lay down trails of ________ to protect their soft bodies from getting ___________.
Radula, file, slime, scratched
Examples of Gastropods
Bivalves are a member of the phylum ____________.
Bivalves have __ shell(s), are ______-feeders, and are edible.
To escape, __________ can burrow down in the sand. To swim, they can clap their _______ together.
Scallops, clams (can't swim), mussels, and oysters (a grain of sand causes a pearl to form) are __________ of the phylum _____________.
_____________ are the most specialized mollusks, with tentacles, all are ___________, with ________ circulatory systems, they move by _____ ____________.
Cephalopods, predators, closed, jet propulsion
Examples of Cephalopods
Squid, octupi, chambered nautilus
Members of the Phylum Annelida
Leeches, earthworms, marine worms
___________ means segmented worms or little rings.
Tiny hair-like structures that help hold the worm in its burrow.
Annelids are ___________, meaning they have both sperm and eggs.
_____________ means jointed foot.
90% of all animals belong to the phylum ____________.
Characteristics of Arthropoda
Advantage of exoskeleton for Arthropods
Covers, supports, and protects the arthropod
Disadvantage of exoskeleton for Arthropods
In order to grow ,the exoskeleton must be shed, leaving the animal soft and vulnerable until hardening occurs. This is also called molting.
Classes of Arthropoda
3 body regions: head, thorax, and abdomen
1 pair of antennae
simple and compound eyes
Wings on thorax
reproductive organs found in abdomen
Openings in the abdomen of insects where oxygen enters the body
4 stages- egg, larva, pupa, adult
Butterflies, beetles, flies, bees
3 stages- egg, nymph, adult
grasshoppers, crickets, mayflies, walking sticks
2 body regions- cephalothorax and abdomen
no antennae or wings
release enzymes into prey to turn their insides into a soupy meal
Examples of arachnids
Mites are very ______ in size.
Ticks are parasitic arachnids that can can cause diseases like ________ disease and __________ ____________ _______ Fever.
Lyme, Rocky Mountain Spotted
2 legs per segment
Detritivores and herbivores
4 legs per segment
all have gills
Examples of crustaceans
Crabs, lobsters, crayfish, shrimp, barnacles, pill bugs, water fleas
Benefits of Arthropods
pollination of flowers
Problems with Arthropods
Insects are pests on crops
transfer human diseases
_____________________ means spiny skin.
Characteristics of Echinodermata
Move on tube feet
all live in ocean
most can regenerate body parts (often a survival strategy)
no head or brain
Examples of Echinodermata
Sea stars (external digestion)
Brittle stars ("starfish on a diet")