Evolution: Why Good Dads Win
نویسندگان
چکیده
Males usually do not provide parental care and with good reason, they may be caring for the offspring of someone else. But there are cases of male-only care even when certainty of paternity is low: why? A new model suggests female choice may provide the answer.
منابع مشابه
Antiproliferative effect of diallyl disulfide (DADS) on prostate cancer cell line LNCaP.
Garlic has been used throughout the world to treat coughs, toothache, earache, dandruff, hypertension, hysteria, diarrhoea, dysentery, diptheria, vaginitis and many other conditions. Garlic contains a complex mixture of oil and water-soluble organosulfur compounds. Diallyl disulfide (DADS), an oil-soluble constituent of garlic seems to be effective in reducing tumour cells originating from colo...
متن کاملEvolution: Radiotracking Sexual Selection
Why are members of one sex bigger than those of the other? A new study in which male giant weta were radiotracked found that smaller, longer legged males win the race to inseminate females.
متن کاملOvulation leads women to perceive sexy cads as good dads.
Why do some women pursue relationships with men who are attractive, dominant, and charming but who do not want to be in relationships--the prototypical sexy cad? Previous research shows that women have an increased desire for such men when they are ovulating, but it is unclear why ovulating women would think it is wise to pursue men who may be unfaithful and could desert them. Using both colleg...
متن کاملWhen Does Spontaneous Sarcoplasmic Reticulum Ca Release Cause a Triggered Arrhythmia? Cellular Versus Tissue Requirements
Ventricular arrhythmias are a major cause of sudden premature death in patients with ischemic heart disease, hypertrophy, and congestive heart failure. The processes that initiate these arrhythmias include reentry, abnormal automaticity, and triggered activity.1,2 In the past three decades, there has been substantial investigation into each of these processes.3,4 This discussion will focus on t...
متن کاملWhen does spontaneous sarcoplasmic reticulum CA(2+) release cause a triggered arrythmia? Cellular versus tissue requirements.
Ventricular arrhythmias are a major cause of sudden premature death in patients with ischemic heart disease, hypertrophy, and congestive heart failure. The processes that initiate these arrhythmias include reentry, abnormal automaticity, and triggered activity.1,2 In the past three decades, there has been substantial investigation into each of these processes.3,4 This discussion will focus on t...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید
ثبت ناماگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید
ورودعنوان ژورنال:
- Current Biology
دوره 22 شماره
صفحات -
تاریخ انتشار 2012