Maternal Effects Mediate Host Expansion in a Seed-feeding Beetle

  title={Maternal Effects Mediate Host Expansion in a Seed-feeding Beetle},
  author={Charles W Fox and Udo M Savalli and Louis Calder}
Texas ebony (Chloroleucon ebano) has recently been introduced as an ornamental tree in the Phoenix metropolitan area of Arizona (USA). It has since been colonized by the seed beetle Stator limbatus (Coleoptera: Bruchidae), and seeds of Texas ebony support the development of beetles to reproductive maturity in nature and in the laboratory. Egg size affects the larval survivorship of beetles on seeds of Texas ebony. Females of S. limbatus exhibit egg-size plasticity in response to native host… CONTINUE READING


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