Animals produce offspring by two principal modes of reproduction. Vivipary (or viviparity) means producing live young — readily recognized as living because newly produced offspring wriggle, squirm, ...

A new study of 565 million-year-old fossils has identified how some of the first complex organisms on Earth -- possibly some of the first animals to exist -- reproduced, revealing the origins of our ...

“Reproduction in this way made rangeomorphs highly successful, since they could both colonise new areas and rapidly spread once they got there,” Emily Mitchell, a postdoc at the University of ...

Premise of the Study: Perennial grasses maintain aboveground tiller populations through vegetative reproduction via below-ground buds and sexual reproduction via seed. The maintenance of a bud bank ...

https://siris-libraries.si.edu/ipac20/ipac.jsp?&profile=liball&source=~!silibraries&uri=full=3100001~!28991~!0#focus ...

Two novel hypotheses have been proposed that address the “two-fold cost of sex”: one of the biggest enigmas in the evolution of sexual reproduction. The evolution of sexual reproduction in living ...

Melanie Laird receives funding from The University of Otago. Camilla Whittington receives funding from the Australian Research Council. University of Sydney and University of Otago provide funding as ...

Sexual reproduction may be nearly as old as animal life itself, according to researchers who discovered a new species of organism that lived 540 million years ago. The tube-like creatures called ...

Researchers led by the University of Cambridge have found the earliest example of reproduction in a complex organism. Their new study has found that some organisms known as rangeomorphs, which lived ...