1. When Valentine’s Day arrives we all think of human love. Will and Guy wonder if love exists in the animal kingdom. We have some rather beautiful photographs to share with you to help you make up your own minds Give us a kiss

2. Once they mate, swans remain together for life. Both partners share in building their nest, defending and incubating their eggs and caring for their young. Once they mate, swans remain together for life. Both partners share in building their nest, defending and incubating their eggs and caring for their young

3. Love between mother and baby

4. Flamingos creating a heart shape

5. Give us a cuddle

6. Snuggling up is a good way to keep warm

7. I always love being with you

8. Fancy meeting you here: you look like my mirror image

9. You are my sunshine, even in the snow

10. Please be my friend?

11. In their natural habitat seahorses make partnerships which last until one dies. In seahorses, pregnancy happens to the male animals

12. Come a little closer

13. I’m so glad we decided to have a family. Will Junior’s trunk reach the water?

14. I’ll do the hunting tonight, my dear, you have a rest

15. I miss you so much when you go away

16. ..and perhaps we’ll stay out very late

17. Do you know, you’re the loveliest looking Llama in the world?

18. You can go on the exercise wheel first tonight, my beloved

19. I like meeting you here, in the garden

20. ............and then what did she say?

21. Come with me. I know where there’s some tasty scraps

22. I love you too

23. It’s lovely in here, why don’t you join me?

24. Now, where shall we go today, my dearest?

25. This sea lion has obviously got a soft spot for his keeper. Give us a kiss

26. Here we have an African lion bonding with the lady who saved his life. He obviously recognises her and gives her a hug, a kiss and a cuddle. She had rescued him when malnourished and had spent many days with him improving his health