Important to making a descent Hugger tail is to heat the vinyl scale slice section by section to get a great curve to it!!! Takes time but worth it, as well as the wire & tape filler to pad it out, that helps in keeping its body....
Oh yes, forgot about this later sketch! I was thinking of the one that shows it jumping on the dude before he made the fingers like they were a part of two hands.
Here's the answer to settle this...this is from my GIGERS ALIEN 1st edition lve had since it came out.... 1978 concepts... A bit of both gentital went on!!! He hated the Huggers 'Revision' at the time while filming....but lve always liked its development by the special effects crew in production. You'll remember that the 'tube' was show on Ashes X-ray scan in the movie, but never seen properly, suggesting it retracted itself after laying an egg in Kane... http://i493.photobucket.com/albums/...340814d40541f0b78b1ee0ce07e55_zpsrd0qtknx.jpg