1 the organism's functional role in the community (e.g. TROPHIC LEVEL).  other conditions of the organism's existence, such as preferred temperature, moisture and pH, combining spatial habitat with functional interaction with other species.
birthday(Noun) The anniversary of the day on which someone is born. birthday(Noun) The anniversary of the day on which something is created. birthday(Noun) The date on which someone is born or something is created, more commonly called birthdate or date of birth.
This is a day of celebration not only because of your birthday. It is also the day we give thanks for having you in our lives. You are a blessing. Birthdays mean a fresh start; a time for looking back with gratitude at the blessings of another year.