The way plants grow makes their shape of habit. This is the way we can tell trees apart even at a distance. The shape of a willow tree or a poplar is very distinct. It is made during growth. Bacteria and fungi also have very distinct types of growth.
- ...the [cat] was in the habit of springing upon the [door knocker] in order to gain admission...
- The spider monkey has an arboreal habit and rarely ventures onto the forest floor.
- The brittlestar has the habit of breaking off arms as a means of defence.
The 'mode of life' (or 'lifestyle') is sometimes referred to as the 'habit of an animal. Terms like motile or sessile, sedentary, free-living, parasitic, saprophyte, terrestrial, arboreal, aquatic, pelagic, diurnal, nocturnal, are all modes of life or habits.
- William Chambers; Robert Chambers (1835). Chambers's Edinburgh Journal. W. Orr. pp. 69–.