ARTHROPODS & BEACH ORGANISMS
ARTHROPODS are classified together because they all have what 3 characteristics
WHAT IS ... EXTERNAL SKELETON, JOINTED APPENDAGES, & BODY SEGMENTS
Are all classified together because they have what 3 characteristics
WHAT IS.... HEAD and FOOT, MANTLE, AND SOFT BODY MASS
Has a pronounced beak, used to break oysters, pull sponges off coral reefs for food.
WHAT IS....
Hawksbill sea turtle
What is the difference between a shorebird and a seabird wings?
WHAT IS...
Seabirds tend to have wings that are better adapted for flying or gliding with little effort
A crab hiding in between the jetty rocks. He has two powerful-looking claws one is slightly larger than the other
WHAT IS....
Stone crab
All of the following are TRUE for most Arthropods EXCEPT?
a. They molt their exoskeleton
b. They have hemolymph for blood
c. They have a closed circulatory system
d. They respire using gills
WHAT IS.... C... CLOSED CIRCULATORY SYSTEM
Mollusk adaptations that overcome the issue of not having bones to support their body structure
WHAT IS....
External or internal shell
Hydrostatic skeleton
Has backward-pointing spines in mouth & throat, prevents jellyfish from escaping.
WHAT IS...
Leatherback sea turtle
provide 3 anatomy adaptations of seabirds
WHAT IS ....
webbed feet, highly waterproof plumage, glands that get rid of excess salt
walking along the beach at night you spot a small, whitish colored crabs coming out from their burrows. They are scavenging for any food scraps they can find
WHAT IS....
Ghost crab
Mollusks known as the State Shell of Texas?
WHAT IS....
Lightning Whelk
What structure(s) or adaptations do mollusks have to overcome not having “hands” for opening things and/or for feeding?
WHAT IS..... They have a radula for scraping or piercing when feeding.
Has a large, blunt head with powerful jaws to crush clams, crabs, sea urchins, conchs, etc.
WHAT IS...
Loggerhead sea turtle
PROVIDE 3 adaptations of “plunge diving” seabirds for hunting in deeper water
WHAT IS...
Strong, tapered bills
Air sacs under the skin for cushioning
Thicker bones to withstand the impact
a crab hiding in a shallow marsh, scraping algae off of sand particles, he moves sideways, holding his giant large claw in front, while his tiny, second claw is not a threat
WHAT IS....
Fiddler crab
Crabs that have an annual migration to the sea to breed and lay eggs; endemic to islands near Australia; and the invasive yellow crazy ants cause a great decrease in their number
WHAT IS....
Red crabs
Give 2 examples of how bivalves move
They use their foot to burrow in the mud.
OR
like a scallop, can “swim” by clapping their shells together
Largest of all sea turtles, Has leathery skin, rather than a hard shell on its back, and Has a layer of fat beneath its skin, so it can travel in colder, deeper water than other turtles
WHAT IS....
Leatherback sea turtle
All of the following are ways that marine birds feed EXCEPT?
A. Probing for food by grinding a hole for its radula to consume the flesh of prey
B. Plunge divers hunt in deeper water
C. Skimming or Catching prey from the surface of water
D. Probing for food in the shallows and on the coastline in mud/sand
WHAT IS...
A. Probing for food by grinding a hole for its radula to consume the flesh of prey
More closely related to arachnids than crabs. Its long tail is used to help it move and turn itself over. It is usually found in shallow coastal waters on the sea floor
WHAT IS....
Horseshoe crab
FILL IN THE BLANKS...
Clams have ___________ joined near a _______ that are connected by two ____________ __________, they take in food particles and water through a __________, have a powerful burrowing __________, and many species such as the quahog, geoduck, and soft-shell types are all edible.
WHAT IS...
--VALVES, HINGE, ADDUCTOR MUSCLES, SIPHON, FOOT
How do burrowing bivalves get oxygen when they are buried in mud/sand?
WHAT IS....
A siphon extends to the surface of the mud/sand
The only sea turtle that is a herbivore as an adult.
WHAT IS....
Green sea turtle
Which of the following is NOT CORRECTLY matched to the organism for how they get rid of excess salt from their body?
A. Marine turtles lose salt in their tears
B. Crocodiles lose salt through glands in their mouths
C. Marine iguana lose salt through glands on their skin
WHAT IS....
C. Marine iguana lose salt through glands on their skin
Smallest of all the sea turtles. & The most endangered of all the sea turtles, only 1% of them make it to adulthood
WHAT IS....
Kemp’s Ridley sea turtle