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Inquiry of snakes Course / Grade Level: Biology II / 10 – 12 Lesson Objective: Standard number 1.0 Students will observe a variety of organisms representing a major group of vertebrates, to gain an understanding of increasing complexity. Students will compare and contrast snakes from simplest to most complex with regard to anatomical differences. by: Laicee Peerman

Inquiry of snakes

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Inquiry of snakes. Course / Grade Level: Biology II / 10 – 12 Lesson Objective: Standard number 1.0 Students will observe a variety of organisms representing a major group of vertebrates, to gain an understanding of increasing complexity. - PowerPoint PPT Presentation

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Page 1: Inquiry of snakes

Inquiry of snakes

• Course / Grade Level: Biology II / 10 – 12• Lesson Objective: Standard number 1.0

• Students will observe a variety of organisms representing a major group of vertebrates, to gain an understanding of increasing complexity.

• Students will compare and contrast snakes from simplest to most complex with regard to anatomical differences.

by: Laicee Peerman

Page 2: Inquiry of snakes

Snakes

• Snakes are reptiles.• Reptiles are cold-blooded

and have skin that is covered with scales

• Most snakes lay eggs others don’t lay eggs but hold them inside until they hatch

• Snakes have no legs and no ears.

• They are skilled predators, snakes help maintain the balance of nature by eating prey that reproduces frequently, everything from earthworms to rabbits.

• Snakes are especially important in the control of rodents such as mice and rats.

Page 3: Inquiry of snakes

Choose a characteristic that you want to inquire about:

Page 4: Inquiry of snakes

Assignment Coloration

• Your job is to compare and contrast the coloration of the snakes on the following pages to their surroundings. If you have questions, write them down.

Page 5: Inquiry of snakes

Water Moccasin Venomous

Page 7: Inquiry of snakes

Mojave Desert Sidewinder

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Eastern Rat Snake

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Coral Snake Venomous

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Eastern Hognose

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Snake Coloration

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Assignment Snake Tails

• Your job is to compare and contrast the characteristics of each snake’s tail on the following pages. Of you have questions, write them down.

Page 13: Inquiry of snakes

Mojave Desert Sidewinder Venomous

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Boa Constrictor

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Pygmy Rattlesnake Venomous

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Coral Snake Venomous

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Timber Rattle Snake Venomous

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Snake Tail

Page 19: Inquiry of snakes

Assignment Constrictors

• Your job is to compare and contrast the characteristics of the constrictors on the following pages. If you have questions, write them down.

Page 20: Inquiry of snakes

Black Rat Snake Constrictor

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Boa Constrictor

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Red Tailed Boa Constrictor

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Python Constrictor

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Albino Boa Constrictor

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Constrictor Snake

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Assignment Length/Width

• Your job is to compare and contrast the different snakes on the following pages to determine the differences between the length and width of each snake. If you have questions, write them down.

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Copperhead Venomous

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Western Diamondback Rattle Venomous

                                      

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Coral Snake Venomous

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Eastern Rat Snake

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Boa Constrictor

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Red Tailed Boa Constrictor

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Snake Length / Width

Page 34: Inquiry of snakes

Helpful web sites to explore your questions:

• http://www.tpwd.state.tx.us/adv/kidspage/snakes/psnakes.htm

• http://www.everwonder.com/david/snakes/

• http://pelotes.jea.com/vensnake.htm

• http://www.venomous.com/

Page 35: Inquiry of snakes

By now you should have

• A list of all of your observations

• A list of questions about the things that you want to student further

Once you have finished, please return to your seat and wait for the teachers instructions.