Everybody needs somebody : Unequal parental effort in little penguins /

समान संसाधन

• Reproductive effort in biparental care : An experimental study in long-lived Cape gannets /
  द्वारा: Bijleveld, Allert I.
• Effects of a low oxygen environment on parental effort and filial cannibalism in the male sand goby, Pomatoschistus minutus /
  द्वारा: Lissaker, Maria.
• Helping school refusing children and their parents
  द्वारा: Kearney, Christopher A.
  प्रकाशित: (2008)
• Maternal adjustment of parental effort in relation to mate compatibility affects offspring development /
  द्वारा: Pryke, Sarah R.
• Animal reproduction :
  प्रकाशित: (1994)