Natality & Reproduction Flashcards
What are the 4 measurement used for reproductive rates? Explain what each means.
What are 5 factors that affect reproduction generally? What sub-factors affect each of these?
What are 4 reproductive patterns with regards to how many litters a species might have each year?
What is meant by density-dependent reproduction?
How do we physically measure reproduction in individual mammals?
follicles tell total eggs produced, corpora lutea show how many eggs actually available for fertilization, placental scars tell actual natality rate
How do we physically measure reproduction in individual birds?
determinate - set number of eggs produced per clutch
indeterminate - variable number of eggs per clutch
What is unique about the avian female reproductive system?
Describe the parts of a bird egg and their function
Describe the development of a bird egg inside the female