Xenopraxis echogenesis series

The sequel to the hugely popular echogenesis.fifty years on from the previous expedition, the crew of another lander has arrived on aranyani and made their home on a high mesa isolated from the surrounding forest. there, they can be safe from the deadly howlers - or so they think.but sam can't help wondering if his changes to the tsiolkovsky's programming have really worked. he believes his will be the final expedition - but what if he's wrong?and even as he ponders, his son, gramm, is busy exploring the coast of aranyani's largest continent, more than a thousand kilometres away - where he makes a shocking discovery that upends everything his father has come to believe.