No transmissions have been received from the young Emperor penguin that was released last week after washing up on a New Zealand beach.

South African scientists are fitting young penguins raised by humans with satellite transmitters so they can track them once released into the wild.

An emperor penguin that washed up on a New Zealand beach last week, showed good recovery after it underwent surgery to remove sand from its stomach.

One homesick penguin, stranded on a New Zealand beach 3 218km from Antarctica and eating sand it mistook for snow, has been rescued by a zoo.