The activities are as follows: Animals use many types of mating signals to attract mates. Some of these signals are probably familiar to you, like the bright colors of birds’ feathers, complex courtship dances of fish, and loud calls of frogs. In crickets, males rub their wings together to produce chirping mating songs that attract females. However, in one
mating
What big teeth you have! Sexual selection in rhesus macaques
The activities are as follows: Teacher Guide Student activity, Graph Type A, Level 3 Student activity, Graph Type B, Level 3 Student activity, Graph Type C, Level 3 PowerPoint of images Scientist Profile on Project Biodiversify Scientist Profile Grading Rubric Digital Data Nugget on DataClassroom It is easy to identify a deer as male when you
Are you my species?
The activities are as follows: Teacher Guide Student activity, Graph Type A, Level 3 Student activity, Graph Type B, Level 3 Student activity, Graph Type C, Level 3 Grading Rubric Digital Data Nugget on DataClassroom What is a species? The biological species concept says species are groups of organisms that can mate with each other but
When a species can’t stand the heat
The activities are as follows: Teacher Guide Student activity, Graph Type A, Level 3 Student activity, Graph Type B, Level 3 Student activity, Graph Type C, Level 3 Grading Rubric Digital Data Nugget on DataClassroom Tuatara are a unique species of reptile found only in New Zealand. Tuatara look like lizards but they are actually in
Finding Mr. Right
The activities are as follows: Teacher Guide Student activity, Graph Type A, Level 4 Student activity, Graph Type B, Level 4 Student activity, Graph Type C, Level 4 Grading Rubric Depending on where they live, animals can face a variety of challenges from the environment. For example, animal species that live in cold environments may have adaptive
Why so blue? The determinants of color pattern in killifish, Part II
In Part 1, you examined the effects of genetics and environment on anal fin color in male bluefin killifish. The data from Becky’s experiment showed that both genetics and environment work together to determine whether male offspring had blue, yellow, or red anal fins. You will now examine how the father’s genetics, specifically their fin
Why so blue? The determinants of color pattern in killifish, Part I
The activities are as follows: Teacher Guide Student activity, Graph Type A, Level 4 Student activity, Graph Type B, Level 4 Student activity, Graph Type C, Level 4 Reading Activity Grading Rubric In nature, animals can be found in a dazzling display of different colors and patterns. Color patterns serve as signals to members of the animal’s
Bon Appétit! Why do male crickets feed females during courtship?
The activities are as follows: Teacher Guide Student activity, Graph Type A, Level 4 Student activity, Graph Type B, Level 4 Student activity, Graph Type C, Level 4 Scientist Profile on Project Biodiversify Grading Rubric Digital Data Nugget on DataClassroom In many species of insects and spiders, males provide females with gifts of food during courtship and mating. This
Raising Nemo: Parental care in the clown anemonefish
The activities are as follows: Teacher Guide Student activity, Graph Type A, Level 3 Student activity, Graph Type B, Level 3 Student activity, Graph Type C, Level 3 PowerPoint of Images Scientist Profile on Project Biodiversify Grading Rubric When animals are born, some offspring are able to survive on their own, while others rely on parental
Beetle battles
The activities are as follows: Male animals spend a lot of time and energy trying to attract females. In some species, males directly fight with other males to become socially dominant. They also fight to take over and control important territories. This process is known as male-male competition. The large antlers of male elk are an