and Level 2

 Gallery Search  Important Facts

Diversity of Mammal life greatly diversified during the Orders . All mammals are classified as being in kingdom animalia and phylum chordata.

Class mammalia is further divided into 29 orders. belonging to the same

have many features in common.

Find the extinct Cenozoic relatives be-  Look at the saurischian and longing to the same order as the follow- ornithischian dinosaur forms. ing living mammals: The blue is the . Tree sloth  Find Desmostylus , an extinct Dinosaurs are divided into two orders mammal from the Cenozoic era Armadillo based on the shape of their pelvis. (65 million ago - present). Grizzly Bear  Desmostylus has no Beaver Find the following dinosaurs; are they living relatives. ornithischian or saurischian?

Which living mammals do scientists use to try and understand Desmostylus ? ______

______Ornithomimus ______

What comparisons can you make between the of ice age mammals and ______today’s mammals? ______Camptosaurus ______How would these trends have aided survival during the ice age? ______Barosaurus ______

Diversity of Plant Life  Find the ginkgo. are Descendents of Dinosaurs

Plant life rapidly evolved Look at the pelvis on Bambi- and flourished during the raptor and compare it to the era. pelvis of the Great Blue Heron.

 Angiosperms (flowering Circle the order of dinosaur plants) did not evolve until from which birds evolved. the period. Ornithischian Find and sketch the following plants:  Find . Saurischian

Ginkgo Cycad Horsetail Large dinosaurs like T. rex went extinct 65 mya, while birds survived. What characteristics helped birds survive? ______

Compare and contrast other skeletal features of the Great Blue Heron and the Bambiraptor .

Similarities Differences

What reproductive structures do you see on plants like ferns, ______cycads, and ? ______

What advantages do angiosperms have over non-flowering  At the far left is , an extinct flightless . plants? All that remains of its “wing” is a vestigial bone. It was a ______specialized something like today.

Birds and -On Level 2

 Gallery Search  Important Facts

Adaptations to in Birds

Birds have evolved many features Sexual dimorphism is the differences in form for a life of flight. between males and females of the same .

Search to find four features that Find the following birds in the gallery, and using help support flight (open drawers). the descriptions provided, circle whether our ______specimens are male ♂ or female ♀. ______Wild are red, purple, green, bronze  Find the Common . ______♀ feathers are brown

Of today’s animals, feathers are unique to birds and serve many Magnificent Frigate Bird functions. Look around the gallery (open drawers) and list three different functions of feathers. ♂ scarlet red throat patch ______♀ white breast

 Unlike other flying birds the has solid ! So Canvasback does the Ostrich. This is an example of convergent . ♂ red head, black breast, whitish body ♀ head and body are brown Why did the of solid bones evolve in these species? ______Why might the males and females of a species ______have different colouration? ______

Invasive Species

Invasive species are non-indigenous plants and animals that have harmful effects on the where they have been introduced. Many invasive species in the Great Lakes arrived in ballast water discharged by ships from around the world.

Locate the following invasive species. Sketch or describe them, and explain how they might harm  Find the Great Lakes Marsh and the live tank. Inside the the local into which they were unwittingly tank is the Round Goby. Nearby you will find other invasive introduced. species.

Sea Lamprey Purple Loosestrife

Effect on Habitat Effect on Habitat ______

Zebra Mussel Round Goby

Effect on Habitat Effect on Habitat ______