Sunday 22 February 2015

The goose, the duck and her gucklings!


Welcome to the Midnight Collective Broadsheet 62
Actively supporting NZ’s endangered wetland birds

Spot the difference -Scaup centre with ducklings
spot the difference -Scaup centre right
One thing we are always on the lookout for is inter-species fraternisation, especially where it involves the rearing of youngsters. It is turning out to be more common in our wild birds than we might have supposed. We have seen recently how black and pied shag youngsters will roost together in the same tree and last year we filmed a remarkable liaison, when a mallard mother with two chicks took an orphaned  scaup chick (native diving duck) under her care until the youngster fledged.
Scaup nips adopted mum

Frances Jill Studd - Watercolour
Adult scaup
We have also filmed a male white goose taking a mother and 11 ducklings under his care; and now we have another. It has been a lean year for our waterbirds but a late brood has emerged down at the Wharemauku (creek). Here a mother is raising seven ducklings. It is rare to see seven survive this long because there are so many predators – pukeko, eel, rats, kingfisher (kotare), cats, dogs, stoat, ferrets, along with children throwing rocks, to name just a few. The odds are stacked against them, so this male goose which has attached himself to the family, appears to have played an important part in their survival.

The mating relationships between these waterbirds vary and are curious. Mallard males don’t stay with the females and while they don’t seem to attack ducklings, they show no paternal interest and continue to mount sexual attacks on females who are harbouring young. (It is galling to witness). Parera males on the other hand, (our critically endangered native duck), do seem to hang around with their mates, at least for a time, and this seems also true of some of their parera-cross peers. This is a controversial finding because most observers would deny it; but we have the video evidence that confirms it.

The males appear both pleased to have their mates off her nest, but then startled by the youngsters that are tagging along and that are her main preoccupation. Unlike dabchick and putangitangi dad’s they are not natural fathers and spend their time trying to keep the youngsters in line. It’s the female who wears the pants however, and if he gets too demonstrative with her ducklings she’ll fly at him. This goose (possibly a domestic escapee) is doing the same, prodding at the youngsters who dodge around, appearing quite used to his lumbering pedantry. Any human getting too close however gets the full goose treatment. He rears up, stiffens, eyeballs, hisses and then, if you hadn’t backed off by then, he’d fly at you. The ducks appear to have weighed up his pros and cons and stuck it out with him. It seems to have been a big plus in their lives, but what is the goose getting out of it?   
His only payoffs seem to be participating in an engaging social life that includes the  emotional fulfilment of being a Dad –though he isn’t one. The scientific community takes a hardline in eradicating ideas like this because they smell of anthropomorphism. But Science can appear just as wrongheaded, in assuming the opposite extreme - that animals function without personal volition. It is certainly wise to recognise that a goose has a different view and response to the world than we do, but it still has a view and a response. It has choices. It makes them. We don’t know the grounds, but denying it entirely has led Science into the wilderness  in trying to formulate theories on the emotional lives and minds of animals. Here is one example…

In our western culture which values monogamy, people seem to approve of animals that form long-term pair bonds. It’s important to remember however, before we jump to biased conclusions, that these animals are not displaying ‘true love’ but simply following the dictates of their genes. They are survival machines, and their mission is to multiply their own genes in the gene pool. If a male felt that she could raise young without him he’d be off in a flash. 

This commentary comes from an idealistic book introducing young people to the complexity of animal lives -The Secret Language of Animals (P 78) by US author, Janine Benyus. It is very confused thinking – presenting the male as recognising that he has a responsibility, though this is simply directed by his genes - he is an automaton –a sex machine. Our goose has given it all the lie. While emphasising how important the role of a good father is – and not only in our own children’s lives…   

The rot however has been setting in for some time on this scientific orthodoxy. A good place to review how it is trying to emerge from it, is a recent article by Oliver Sacks in the New York Review of Books – The Mental Life of Plants and Worms: Among Others. NYR April 24 2014.  We remain unconvinced.

Our song this week is Hayley Westenra's Whispering Hope for  Cathy Stewart, a dear friend who passed away on Valentine’s Day.
Kia kotahi ki te ao
Kia kotahi ki te po
Arohanui


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