It takes the average reader 2 hours and 56 minutes to read Sperm Competition in Butterflies by Mamoru Watanabe
Assuming a reading speed of 250 words per minute. Learn more
This book describes about 30 years of theoretical, empirical, and experimental work on butterfly sperm competition. It considers the reproductive morphology and sperm utilisation interests of males and females, which shape the mating tactics of each sex. Females of most butterfly species mate multiple times throughout their lives. The reasons are explored, as well as the numerous adaptations males have developed to prevent future mating and fertilisation by the sperm of other males. In particular, this volume focuses on the role of apyrene sperm. Eupyrene and apyrene sperm dimorphism is most likely a key factor in sperm competition, and the study in butterflies promotes understanding of sexual selection across animal species with sperm polymorphism. This book, describing the evolutionary causes and consequences of the sperm competition in butterflies, is a recommended read for students of behavioural ecology.
Sperm Competition in Butterflies by Mamoru Watanabe is 174 pages long, and a total of 44,196 words.
This makes it 59% the length of the average book. It also has 54% more words than the average book.
The average oral reading speed is 183 words per minute. This means it takes 4 hours and 1 minute to read Sperm Competition in Butterflies aloud.
Sperm Competition in Butterflies is suitable for students ages 10 and up.
Note that there may be other factors that effect this rating besides length that are not factored in on this page. This may include things like complex language or sensitive topics not suitable for students of certain ages.
When deciding what to show young students always use your best judgement and consult a professional.
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