If you are happy and feel comfrtable with bubs weight and growth - dont worry about what everyone else says! We often share our opinions a little too readily and dont realise the impact that some of what we say actually has - making us doubt ourselves as mothers and nurturers.

You say he is fine for his age for weight and length - maybe cos he is crawling a bit earlier he looks littler - and burning up more calories moving around so much! If you are happy with the amount he eats and drinks also - his little body knows best.

I wish I was tiny myself LOL